Muna bincika duk abin da muke ba da shawarar kai tsaye. Lokacin da kuka saya ta hanyoyin haɗin yanar gizon mu, ƙila mu sami kwamiti. Nemo ƙarin >
Manyan matattarar ruwa na Berkey suna da bin al'ada. Mun yi bincike mafi kyawun tulun tace ruwa da mafi kyau a ƙarƙashin matatun ruwa na tsawon shekaru, kuma an tambaye mu game da Big Berkey sau da yawa. Mai sana'anta ya yi iƙirarin cewa wannan tacewa na iya cire wasu gurɓatattun abubuwa fiye da sauran masu tacewa. Koyaya, ba kamar sauran zaɓuɓɓukan tacewa ba, Big Berkey ba shi da ƙwararrun ma'aunin NSF/ANSI.
Bayan awanni 50 na bincike da gwajin dakin gwaje-gwaje mai zaman kansa na iƙirarin masana'anta Big Berkey, sakamakon gwajin mu, da kuma sakamakon wani ɗakin binciken da muka yi magana da shi da kuma na uku wanda sakamakonsa ke nan a bainar jama'a, ba su da daidaito. Mun yi imanin wannan yana ƙara misalta mahimmancin takaddun shaida na NSF/ANSI: yana bawa mutane damar yanke shawarar siye bisa ingantacciyar kwatancen aikin apple-to-apples. Bugu da ƙari, tun da tsarin Big Berkey ya fi girma, ya fi tsada, kuma ya fi wahalar kiyayewa fiye da tulun da ba a nutsewa da masu tacewa ba, ba za mu ba da shawarar shi ba ko da an tabbatar da shi.
Tsarin katako na Berkey da masu tacewa sun fi sauran zaɓuɓɓukan tace ruwa kuma basu dace da amfani ba. Ba a tabbatar da da'awar aikin masana'anta ba da kansa zuwa matsayin ƙasa.
New Millennium Concepts, wanda ya kera Big Berkey, ya yi iƙirarin cewa tacewa na iya cire gurɓataccen abu sama da ɗari, wanda ya fi sauran matattarar abinci mai nauyi da muka yi bita. Mun gwada waɗannan ikirari akan ƙayyadaddun ma'auni, kuma sakamakonmu ba koyaushe ya yi daidai da sakamakon binciken da Sabuwar Millennium ta ba da izini ba. Musamman, sakamako daga dakin gwaje-gwaje da muka ba da izini da kuma daga dakin gwaje-gwajen Sabuwar Millennium da aka yi kwangila kwanan nan ya nuna cewa tacewar chloroform ba ta da tasiri kamar gwaji na uku na farko (wanda kuma aka ruwaito a cikin littattafan samfuran Sabon Millennium).
Babu ɗayan gwajin da muka ambata a nan (ba gwajin mu ko gwajin Envirotek ko gwajin kwangilar Kwangilolin Sabon Ƙarni na Lardin Los Angeles) wanda ya dace da tsananin gwajin NSF/ANSI. Musamman, NSF/ANSI na buƙatar nau'in tacewa da Berkey ke amfani da shi dole ne ya wuce ninki biyu na ƙarfin tacewa wanda ake auna ruwan datti kafin ɗaukar ma'auni. Duk da yake duk gwaje-gwajen da muka yi yarjejeniya tare da Sabuwar Millennium sune, gwargwadon iliminmu, cikakke kuma ƙwararru, kowanne yana amfani da nasa, ƙa'idodin ƙa'idar aiki. Tunda babu ɗayan gwajin da aka gudanar zuwa cikakken ma'aunin NSF/ANSI, ba mu da wata bayyananniyar hanya don kwatanta sakamakon daidai ko kwatanta aikin gaba ɗaya na tace Burkey zuwa abin da muka gwada a baya.
Wani yanki da kowa ya amince da shi shine cire gubar daga ruwan sha, wanda ya nuna cewa Big Berkey ya yi aiki mai kyau na cire manyan karafa. Don haka idan kuna da sanannen matsala tare da gubar ko wasu karafa a cikin ruwan ku, yana iya zama darajar duba cikin Big Berks a matsayin ma'aunin wucin gadi.
Baya ga wahalar kwatanta sakamakon dakin gwaje-gwaje masu cin karo da juna, Sabbin Ka'idodin Karni ba su amsa buƙatun hira da yawa don tattauna bincikenmu ba. Gabaɗaya, rahotanninmu sun ba mu fahimtar tsarin Berkey, wanda ba haka yake ba ga sauran masana'antun tacewa.
Don tace ruwa na yau da kullun, yawancin NSF/ANSI ƙwararrun tulu da matatun ƙasa-ƙasa sun fi ƙanƙanta, sun fi dacewa, mai rahusa don siye da kulawa, kuma masu sauƙin amfani. Suna kuma ba da lissafin da ke da alaƙa da gwaji mai zaman kansa da gaskiya.
Ka tuna cewa yawancin tsarin ruwa na birni suna da aminci a zahiri, don haka sai dai idan kun san akwai matsala a cikin gida, mai yiwuwa ba za ku buƙaci tacewa ba saboda dalilai na lafiya. Idan shirye-shiryen gaggawa babban damuwa ne a gare ku, yi la'akari da shawarwari daga jagorar shirye-shiryen gaggawa, wanda ya haɗa da samfura da shawarwari don samun damar samun ruwa mai tsafta.
Tun daga 2016, na kula da jagorarmu ga masu tace ruwa, gami da tulu da tsarin nutsewa. John Holecek tsohon mai binciken NOAA ne wanda ke gudanar da gwajin ingancin iska da ruwa a gare mu tun daga 2014. Ya samar da mafita na gwaji kuma yayi aiki tare da labs masu zaman kansu a madadin Wirecutter don rubuta wannan jagorar da jagorar tacewa. Ma'aikatar Kiwon Lafiyar Jama'a ta California ta amince da EnviroMatrix Analytical don gwada ruwan sha akai-akai.
Big Berkey tsarin tacewa da kuma irin wannan tsarin daga Alexapure da ProOne (tsohon Propur) sun shahara a tsakanin mutanen da suka dogara da ruwa rijiya, wanda zai iya ƙunsar gurɓataccen abu wanda in ba haka ba za a cire shi ta hanyar tsire-tsire masu kula da ruwa na birni. Har ila yau, Burkey yana da ɗimbin magoya baya a tsakanin ƙwararrun shirye-shiryen bala'i da masu shakkar gwamnati. 1 Dillalan Berkey suna tallata waɗannan tsarin azaman na'urorin aminci na gaggawa, kuma ta wasu ƙididdiga za su iya samar da tace ruwan sha har zuwa mutane 170 a kowace rana.
Ko menene dalilin sha'awar ku akan Berkey ko kowane tsarin tace ruwa, dole ne mu jaddada cewa yawancin ruwan birni a Amurka yana da tsabta sosai don farawa. Babu tacewa da zai iya cire gurɓatattun abubuwan da ba su rigaya ba, don haka sai dai idan kuna da wata matsala da aka sani, tabbas ba za ku buƙaci tacewa ba.
Masu yin Big Berkey sun yi iƙirarin cewa na'urar na iya cire gurɓata sama da ɗari (da yawa fiye da kowane tace mai mai nauyi da muka yi bita). Tunda wannan tacewa ba ta NSF/ANSI bokan (ba kamar duk sauran matatun da muke ba da shawara a cikin wasu jagororin ba), ba mu da ingantaccen tushe don kwatanta shi da sauran matatun da muka gwada a baya. Don haka mun yanke shawarar gudanar da gwaji mai zaman kansa don ƙoƙarin maimaita wasu daga cikin waɗannan sakamakon.
Don gwada waɗannan da'awar, kamar yadda gwajin gwangwani, John Holecek ya shirya abin da ya kira "maganin matsala" kuma ya gudanar da su ta hanyar Big Berkey tsarin (wanda aka sanye da Black Berkey tace). Sannan ya aika da samfuran maganin da tace ruwa zuwa EnviroMatrix Analytical, dakin gwaje-gwaje mai zaman kansa wanda jihar California ta amince da shi, don bincike. Don yin gwajin Big Burkey, ya shirya mafita guda biyu: ɗayan yana ɗauke da adadi mai yawa na narkar da gubar, ɗayan kuma yana ɗauke da chloroform. Za su ba da ra'ayi na gabaɗayan ingancin tacewa dangane da ƙarfe masu nauyi da mahaɗan kwayoyin halitta.
John ya shirya samfuran sarrafawa don saduwa ko wuce adadin gurɓataccen abu da aka ƙayyade a cikin takaddun shaida na NSF/ANSI (150 μg/L don gubar da 300 μg/L don chloroform). Bisa ga gwajin launin Berkey (bidiyo), bayan tabbatar da cewa an shigar da tace kuma yana aiki daidai, sai ya gudu da galan na gurɓataccen maganin ta cikin Berkey kuma ya watsar da tacewa (ruwa da duk wani abu da ya wuce ta cikin tace). Don auna gurɓataccen maganin, sai ya tace jimlar galan biyu na ruwa ta cikin Burkey, ya cire samfurin sarrafawa daga gallon na biyu, ya tattara samfuran gwaji guda biyu na tacewa daga ciki. Sannan an aika samfuran sarrafawa da leachate zuwa EnviroMatrix Analytical don gwaji. Saboda chloroform yana da ƙarfi sosai kuma yana "so" ya ƙafe da haɗawa da sauran mahadi da ke akwai, John yana haɗa chloroform a cikin maganin gurɓataccen abu kafin tacewa.
EnviroMatrix Analytical yana amfani da iskar gas chromatography-mass spectrometry (GC-MS) don auna chloroform da duk wani mahaɗar kwayoyin halitta masu canzawa (ko VOCs). An auna abun ciki na gubar ta amfani da haɗe-haɗe da haɗin kai na plasma mass spectrometry (ICP-MS) bisa ga Hanyar EPA 200.8.
Sakamakon EnviroMatrix Analytical a wani bangare ya saba da wani bangare kuma yana goyan bayan da'awar Sabuwar Millennium. Masu tace baƙar fata Berkey ba su da tasiri wajen cire chloroform. A daya bangaren kuma, suna yin kyakkyawan aiki na rage gubar. (Dubi sashe na gaba don cikakken sakamako.)
Mun raba sakamakon binciken mu tare da Jamie Young, masanin sinadarai kuma mai / ma'aikacin dakin gwaje-gwajen gwajin ruwa mai lasisi na New Jersey (wanda aka sani da Envirotek) wanda New Millennium Concepts (wanda ya kirkiro tsarin Big Berkey) ya ba da izini a cikin 2014. gwajin ku. Wannan matatar Black Berkey ce. 2 Matasa sun tabbatar da bincikenmu da chloroform da gubar.
Sabuwar Millennium ta ba da shawarar wasu gwaje-gwaje a cikin abin da suka gabata, ciki har da wani kwamishinan aikin Los An gudanar da su na Los An gudanar da su; A cikin wannan rahoto, chloroform (PDF) hakika an jera shi azaman Black Berkey bisa ga ka'idodin sashe (EPA, ba ɗaya daga cikin gurɓatattun abubuwan da NSF/ANSI ta cire ba). Bayan gwaji a cikin 2012, an canza aikin toxicology zuwa Ma'aikatar Kiwon Lafiyar Jama'a ta Los Angeles. Mun tuntubi DPH kuma sun tabbatar da cewa ainihin rahoton gaskiya ne. Amma Sabon Millennium ya bayyana gwajin Matasa a matsayin "zagaye na baya-bayan nan" kuma sakamakonsa shine na baya-bayan nan da aka jera a cikin Tsarin Ilimin Ruwa na Birkey, wanda Sabon Millennium ya kiyaye don lissafin sakamakon gwaji da amsa tambayoyin akai-akai akan gidan yanar gizo mai zaman kansa.
Ka'idojin gwaji na Wirecutter, Young da Los Angeles County ba su da daidaituwa. Kuma tunda babu ɗayansu da ya cika ka'idodin NSF/ANSI, ba mu da madaidaicin tushe don kwatanta sakamako.
Don haka, gaba ɗaya ra'ayinmu na tsarin Big Berkey bai dogara sosai kan sakamakon gwaje-gwajenmu ba. Babban Berkey yana da sauƙin isa don amfani kuma yana da tsada sosai wanda muke ba da shawarar tace gwangwani mai nauyi na yau da kullun ga yawancin masu karatu, kodayake Berkey yana yin duk abin da Sabon Millennium yayi iƙirarin zai iya yi azaman tacewa.
Mun kuma yanke wasu nau'ikan tacewa na Black Berkey don ganin yadda aka gina su da kuma nemo shaidar cewa sun ƙunshi “aƙalla” abubuwan tacewa daban-daban guda shida, kamar yadda sashen tallace-tallace na Berkey ke iƙirari. Mun gano cewa yayin da tace Berkey ya fi girma da girma fiye da na Brita da 3M Filtrete, suna da alama suna da tsarin tacewa iri ɗaya: carbon da aka kunna tare da resin musayar ion.
Tsarukan tacewa na Berkey sun faɗi cikin babban nau'in tacewa mai nauyi. Waɗannan na'urori masu sauƙi suna amfani da nauyi don zana tushen ruwa daga ɗaki na sama ta hanyar tace raga mai kyau; Ana tattara ruwan da aka tace a cikin ƙananan ɗakin kuma ana iya rarraba shi daga can. Wannan hanya ce mai inganci kuma ana amfani da ita sosai, wacce matattarar gwangwani misali ne na kowa.
Abubuwan tace Berkey suna da tasiri sosai wajen magance ruwan sha wanda ya gurɓace da gubar. A cikin gwajin mu, sun rage matakan gubar daga 170 µg/L zuwa 0.12 μg/L kawai, wanda ya zarce abin da ake buƙata na takaddun shaida na NSF/ANSI na rage matakan gubar daga 150 μg/L zuwa 10 μg/L ko ƙasa.
Amma a cikin gwaje-gwajen da muka yi tare da chloroform, tacewar Black Berkey ta yi mara kyau, yana rage abun ciki na chloroform na samfurin gwajin da kawai 13%, daga 150 μg/L zuwa 130 μg/L. NSF/ANSI na buƙatar rage 95% daga 300 μg/L zuwa 15 µg/L ko ƙasa da haka. (An shirya maganin gwajin mu zuwa ma'aunin NSF/ANSI na 300 µg/L, amma rashin ƙarfi na chloroform yana nufin yana hanzarta samar da sabbin mahadi ko ƙafe, don haka tattarawar sa ya ragu zuwa 150 μg/L lokacin da aka gwada shi. Amma EnviroMatrix Analytical gwajin shima. kama (sauran mahaɗan ma'auni na ƙwayoyin cuta waɗanda chloroform na iya samarwa, don haka mun yi imanin cewa sakamakon daidai ne.) Jamie Young, injiniyan gwajin ruwa mai lasisi daga New Jersey wanda ya gudanar da sabon zagaye na gwaji don Ka'idodin Ƙarni na Sabuwar Shekara, kuma ya yi rashin ƙarfi tare da chloroform daga Black. Berkey tace
Koyaya, New Millennium Concepts sun yi iƙirarin akan akwatin tacewa cewa Black Berkey tace tana rage chloroform da kashi 99.8% zuwa “ƙasa da iyakokin da za a iya ganowa.” (Wannan adadin ya bayyana yana dogara ne akan sakamakon gwajin da Laboratory County Los Angeles ya gudanar a cikin 2012. Ana samun sakamakon gwaji [PDF] a cikin tushen ilimin Berkey Water, yana da alaƙa da (amma ba wani ɓangare na) babban rukunin yanar gizon Berkey ba.)
Don a fayyace, ba mu, Envirotek, ko Los Angeles County ba mu kwafi duk ka'idojin NSF/ANSI Standard 53 da aka yi amfani da su don matatun nauyi kamar Black Berkey.
A cikin yanayinmu, mun yi gwajin dakin gwaje-gwaje bayan Black Berkeys sun tace galan da yawa na maganin da aka shirya zuwa tattarawar NSF/ANSI. Amma takaddun shaida na NSF/ANSI yana buƙatar matattarar ciyar da nauyi don jure ƙimar ƙarfin kwarara sau biyu kafin gwaji. Don tace Black Berkey, wannan yana nufin galan 6,000.
Kamar mu, Jamie Young ya shirya maganin gwajin zuwa NSF/ANSI Standard 53, amma bai bi cikakkiyar ka'idar Standard 53 ba, wanda ke buƙatar galan 6,000 na maganin gurɓataccen abu wanda Black Berries ke amfani da shi don wucewa ta tace. Ya ruwaito cewa a gwaje-gwajen da ya yi tace tace ta kuma yi kyau da gubar, wanda hakan ya tabbatar da namu binciken. Duk da haka, ya ce ba su cika ka'idojin cire NSF ba bayan tace kusan galan 1,100 - sama da kashi ɗaya bisa uku na galan na New Millennium da'awar tsawon galan 3,000 don matatar Black Berkey.
Lardin Los Angeles yana biye da wata ka'idar EPA daban wacce samfurin lita 2 kacal na maganin samfurin ya wuce ta tace. Ba kamar mu da Matasa ba, gundumar ta gano cewa tacewar Black Berkey ta cire chloroform don gwada ma'auni, a wannan yanayin sama da 99.8%, daga 250 μg/L zuwa ƙasa da 0.5 µg/L.
Sakamakon da bai dace ba daga gwajin mu idan aka kwatanta da na labs biyu da Burkey ya ba da izini ya sa mu yi shakkar bayar da shawarar wannan tacewa, musamman lokacin da za ku iya nemo wasu zaɓuɓɓukan ƙwararrun ƙwararrun waɗanda ke magance duk waɗannan buɗaɗɗen tambayoyin.
Gabaɗaya, ƙwarewar gwajin mu tana goyan bayan matsayinmu: muna ba da shawarar tace ruwa tare da takaddun NSF/ANSI, yayin da Berkey ba shi da irin wannan takaddun shaida. Wannan saboda ka'idodin takaddun shaida na NSF/ANSI suna da tsauri sosai kuma a bayyane: kowa na iya karanta su akan gidan yanar gizon NSF. Dakunan gwaje-gwaje masu zaman kansu da aka amince da su don gwajin takaddun shaida na NSF/ANSI su kansu sun sami karbuwa sosai. Lokacin da muka rubuta game da wannan jagorar, mun yi magana da NSF kuma mun koyi cewa zai kashe fiye da dala miliyan 1 don gudanar da gwajin takaddun shaida na duk abubuwan da Sabbin Ka'idodin Ƙarni ke da'awar tace Black Berkey ta cire. Sabuwar Millennium ta ce ta yi imanin takardar shaidar NSF ba lallai ba ne, yana mai nuni da farashi a matsayin wani dalilin da har yanzu ba ta gudanar da gwaji ba.
Amma ko da kuwa ainihin aikin tacewa, akwai isassun matsaloli na gaske tare da wannan tacewa cewa yana da sauƙi a gare mu mu ba da shawarar ɗaya daga cikin sauran zaɓuɓɓukan tace ruwa kafin mu ba da shawarar Big Berkey. Na farko, tsarin Berkey ya fi tsada sosai don siye da kulawa fiye da kowane tacewa da muke ba da shawarar. Ba kamar masu tacewa da muke ba da shawarar ba, Berkey yana da girma kuma yana da kyau. An tsara shi don sanya shi a kan tebur. Amma da yake yana da tsayin inci 19, ba zai dace a ƙarƙashin ɗakunan bango da yawa ba, waɗanda galibi ana shigar da inci 18 sama da tebur. Berkey kuma yana da tsayi da yawa don dacewa da yawancin saitunan firiji. Ta wannan hanyar, ba za ku sami yuwuwar kiyaye ruwan a cikin Berkey sanyi ba (wanda ke da sauƙin yi tare da zaɓin jirgin ruwa tare da tacewa). New Millennium Concepts yana ba da madaidaicin inch 5 don sauƙaƙa hawan tabarau a ƙarƙashin bututun Big Berkey, amma waɗannan braket ɗin sun fi tsada kuma suna ƙara tsayi zuwa naúrar riga mai tsayi.
Marubucin Wirecutter wanda ya taba mallakar Big Berkey ya rubuta game da kwarewarsa: “Baya ga gaskiyar cewa na'urar tana da girma da ban dariya, babban tanki na iya cikawa cikin sauƙi idan kun manta da zubar da tankin ƙasa. dan nauyi da girma ta fara tacewa nan take. Don haka dole ne a ɗaga shi sama don ba da sarari don tace carbon (wanda yake da tsayi kuma mai laushi) sannan a saka shi a cikin kwaryar ƙasa kafin ya fara zubewa a ƙasa ko tebur. "
Wani editan Wirecutter yana da Big Berkey (tare da tace yumbu mai maye gurbin kamfanin) amma da sauri ya daina amfani da shi. “Kyauta ce daga matata domin na ga ɗaya a gidan wani abokina kuma na yi tunanin ruwan da ya fito yana da daɗi sosai,” in ji shi. “Zama da ɗaya abu ne da ya bambanta. Yankin countertop, duka a kwance da kuma a tsaye, ya kasance babba kuma bai dace ba. Kuma dakin girkin da muka zauna a ciki kadan ne da ya zama aikin tsaftacewa.”
Har ila yau, muna ganin masu yawa suna gunaguni game da algae da ci gaban kwayoyin cuta da kuma, mafi yawan lokuta, gamsai a cikin Babban Berkies. Sabbin Ka'idodin Millennium sun gane wannan matsala kuma suna ba da shawarar ƙara Berkey Biofilm Drops zuwa ruwa mai tacewa. Wannan babban isashen batu ne wanda yawancin dillalan Berkey suka keɓe masa duka shafi.
Yawancin dillalai sun yarda cewa haɓakar ƙwayoyin cuta na iya zama matsala, amma galibi suna iƙirarin cewa zai bayyana bayan ƴan shekaru na amfani, amma wannan ba haka bane ga editocin mu. "An fara a kasa da shekara guda," in ji shi. “Ruwan yana ɗanɗano ɗanɗano, kuma duka ɗakuna na sama da na ƙasa sun fara jin wari. Ina tsaftace shi sosai, na wanke masu tacewa sannan in cire su don isa ga duk ƙananan haɗin gwiwa, kuma in tabbatar da wanke cikin famfo. A cikin kamar kwana biyu ko uku. Bayan 'yan kwanaki sai kamshin ruwan ya zama al'ada sannan ya sake zama m. Na karasa na tsayar da Birki sai na ji ba dadi.”
Don cire algae gaba ɗaya da slime na kwayan cuta daga matatar Black Berkey, tsaftace saman tare da Scotch-Brite, yi daidai da tafki na sama da ƙasa, sannan a ƙarshe gudanar da maganin bleach ta cikin tacewa. Yana buƙatar kulawa mai yawa don wani abu da aka tsara don sa mutane su sami kwanciyar hankali game da ruwan su.
Idan kuna kula da shirye-shiryen bala'i kuma kuna son tabbatar da samun ruwa mai tsafta a lokacin gaggawa, muna ba da shawarar amfani da samfuran ajiyar ruwa a cikin Jagorar Shirye-shiryen Gaggawa. Idan kawai kuna son matatar ruwan famfo mai kyau, muna ba da shawarar neman tacewa ta NSF/ANSI, kamar jagororinmu zuwa Mafi kyawun Filter Filter Pitchers da Mafi kyawun Tacewar Ruwa na Ruwa.
Yawancin matattarar nauyi suna amfani da abubuwa daban-daban guda biyu don cire gurɓataccen ruwa daga ruwa. Abubuwan da aka kunna na carbon ko kuma suna ɗaure mahaɗan kwayoyin halitta, gami da mai da kaushi mai tushen mai, magungunan kashe qwari da yawa da kuma magunguna da yawa. Ion musayar resins yana cire yawancin karafa na narkar da ruwa, suna maye gurbin karafa masu nauyi (kamar gubar, mercury da cadmium) da wuta mai nauyi, galibi mara lahani (kamar sodium, babban bangaren gishirin tebur).
Zaɓuɓɓukan mu na masu tacewa (daga Brita) da masu tacewa (daga 3M Filtrete) an tsara su ta wannan hanya. Sabbin Ka'idodin Millennium ba su bayyana abin da tace Black Berkey ke yi da shi ba, amma dillalai da yawa sun cika ƙira, gami da TheBerkey.com: “An yi ɓangaren tacewa ta Black Berkey daga haɗin mallakar mallakar sama da kafofin watsa labarai shida daban-daban. Dabarar ta ƙunshi nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan), nau'ikan da wannan tsarin da ake amfani da su sun hada da carbon harsashi, dukkansu suna kunshe a cikin karamin matrix da ke dauke da miliyoyin pores. Lokacin da muka yanke cikin nau'i-nau'i na Black Berkey tace, sun kasance da ions masu ciki wanda ke dauke da tubalan carbon da ke musayar guduro. Jamie Young ya tabbatar da wannan lura.
Tim Heffernan babban marubuci ne wanda ya kware a kan ingancin iska da ruwa da ingancin makamashin gida. Tsohon mai ba da gudummawa ga The Atlantic, Popular Mechanics da sauran mujallu na kasa, ya shiga Wirecutter a 2015. Yana da kekuna uku da sifiri.
Waɗannan matatun ruwa, tulun da masu rarrabawa an ba su takaddun shaida don cire gurɓatattun abubuwa da haɓaka ingancin ruwan sha a gidanku.
Bayan gwada maɓuɓɓugan ruwa na dabbobi 13 (da kuma juya ɗaya zuwa abin wasan wasa), mun sami Cat Flower Fountain ya zama mafi kyau ga yawancin kuliyoyi (da wasu karnuka).
Wirecutter shine sabis na shawarwarin samfur na New York Times. Masu ba da rahotanninmu suna haɗa bincike mai zaman kansa tare da (wani lokaci) gwaji mai ƙarfi don taimaka muku yanke shawarar siyan cikin sauri da ƙarfin gwiwa. Ko kuna neman samfurori masu inganci ko neman shawara mai taimako, za mu taimaka muku samun amsoshin da suka dace (lokacin farko).