Lapho sicela u-Ocean ukuthi ancome imbiza yokuhlunga amanzi, sivele sayeka, ngakho-ke nazi izinketho esizibhekisise kakhulu.
Singase sizuze imali ngemikhiqizo enikezwa kuleli khasi futhi sibambe iqhaza ezinhlelweni ezihlangene. Thola okwengeziwe >
Ukuhlala u-hydrated kubonakala kuyinselele eqhubekayo-okungenani ukwahlulela ngokuthandwa kwamabhodlela amanzi angama-gallon namabhodlela asho ukuthi mangaki ama-ounces okufanele uwaphuze ngesikhathi esithile-futhi imbiza yamanzi ehlungiwe ingakusiza uhlale unempilo. Ukuhlangabezana nemigomo yakho yamanzi yansuku zonke kungenziwa kalula futhi ngokonga ngokukhetha izimbiza zamanzi ezihlungiwe esikhundleni samabhodlela alahlwayo. Empeleni, izimbiza zokuhlunga amanzi zithuthukisa ukunambitheka nephunga lamanzi akho ompompi. Amanye amamodeli anganciphisa nokungcola okufana nezinsimbi ezisindayo, amakhemikhali noma ama-microplastics. Noma ngabe uziphuzela amanzi, ugcwalisa umshini wekhofi, noma ulungiselela ukupheka, sihlunge inqwaba yezinketho ukuze sikutholele imbiza yokuhlunga amanzi ephelele.
Amanzi avela ezikhungweni zokuhlanza amanzi zomphakathi e-United States abhekwa njengamanye aphephe kakhulu emhlabeni, kodwa okuhlukile okunjengomthofu e-Flint, eMichigan, ukuphakelwa kwamanzi kungenza abantu bethuke. Sisebenza ngokukhethekile ezitsheni zokuhlunga amanzi ezikhiqiza amanzi aqabulayo nahlanzekile. Ubuchwepheshe obuyisisekelo bezihlungi eziningi buyafana, nakuba ezinye zinciphisa noma zisusa okunye ukungcola okungenzeka futhi ezinye zenzelwe ukulondoloza amaminerali alungele wena. Siphinde sigcizelele ukuthi umkhiqizo uhlangabezana noma ugunyazwe kumazinga abekwe iNational Science Foundation/National Standards Institute kanye neNhlangano Yekhwalithi Yamanzi, ababuyekezi abazimele bezinkampani zangaphandle.
Izimbiza eziningi zokuhlunga amanzi zinomklamo ofanayo: ichibi elingaphezulu nangaphansi elinesihlungi phakathi. Thela amanzi kampompi engxenyeni engaphezulu bese ulinda amandla adonsela phansi ukuwadonsa ngesihlungi aye esigabeni esingezansi. Kodwa kunezinye izinketho eziningi, njengokuthola ukuthi angakanani amanzi asetshenziswa umndeni wakho nokuthi unesikhala esingakanani esiqandisini sakho. Ngaphandle kwezindleko zembiza, udinga futhi ukucabangela izindleko zezihlungi kanye nenani lamalitha abangawahlanza ngaphambi kokuwashintsha (ngoba abanye bethu bakhathazeke kakhulu ngokugcwalisa amabhodlela ethu amanzi njalo).
I-Brita Large Water Filter Pitcher iyimbiza yethu engcono kakhulu yokuhlunga amanzi ngoba inomthamo wezinkomishi eziyi-10, iyathengeka, futhi inesihlungi esihlala isikhathi eside. Isivalo esinamahenjisi sejeke, esaziwa nge-Tahoe, sikuvumela ukuthi usigcwalise ngokushesha kunamamodeli adinga ukuthi ususe yonke into engaphezulu. Futhi inokukhanya okukhomba okubonisa ukuthi isihlungi SILUNGILE, siyasebenza, noma sidinga ukushintshwa.
Sincoma Isihlungi Se-Elite Retrofit, esigunyazwe ukwehlisa umthofu, i-mercury, i-BPA, nezinye izibulala-zinambuzane namakhemikhali aqhubekayo. Ithwebula ukungcola okuningi kunesihlungi esimhlophe esijwayelekile futhi ihlala izinyanga eziyisithupha—isikhathi esiphindwe kathathu. Nokho, amanye amakhasimende aqaphela ukuthi ngemva kwezinyanga ezimbalwa isihlungi singavaleka, sifinyeze ubude baso bokuphila. Uma ucabanga ukuthi awudingi ukushintsha noma nini maduze, izindleko zonyaka zezihlungi zizoba cishe ku-$35.
Abantu abaningi bayayazi i-LifeStraw ngezihlungi zayo zamanzi ezisindisa impilo nezihlungi zokukhempa, kodwa inkampani futhi idizayina imikhiqizo emihle, esebenzayo yekhaya lakho. I-LifeStraw Home Water Filtration Pitcher ibiza cishe u-$65 futhi itholakala ngemibala ehlukahlukene esitsheni sengilazi esiyindilinga sesimanje esingakhanga abantu abazama ukunciphisa ukusetshenziswa kwepulasitiki ezindlini zabo. Ikesi le-silicone elifanayo limnandi lapho ulithinta, livikela imihuzuko namabombo, futhi linikeza ukubamba okunethezekile.
Lesi sihlungi siyisistimu enezingxenye ezimbili engakwazi ukuphatha ukungcola okungaphezu kuka-30 amanye amathangi amaningi amanzi angakwazi ukukuthwala. Igunyazwe yi-NSF/ANSI ukunciphisa i-chlorine, i-mercury nomthofu. Iphinde ihlangabezane nenqwaba yamazinga ahlukene ahlolelwe amalabhorethri agunyaziwe ukuthola izibulala-zinambuzane, izibulala-zinambuzane namanye amakhemikhali aphikelelayo, futhi ingahlanza amanzi aguquguquke ngesihlabathi, ukungcola noma enye inhlabathi. Inkampani ithi ungasebenzisa isihlungi ngesikhathi sokweluleka ngamanzi abilayo, kodwa uma lokho kwenzeka endaweni yangakithi, ngisazowabilisa amanzi.
Inzuzo yesihlungi esiyizingxenye ezimbili ukuthi i-LifeStraw Home ingasusa inani elikhulu lokungcola. Okubi wukuthi ingxenye ngayinye idinga ukushintshwa ngezikhathi ezahlukene. Ulwelwesi luhlala isikhathi esingangonyaka, futhi izihlungi ezincane zokushintshisana nge-carbon ne-ion zidinga ukushintshwa njalo ngemva kwezinyanga ezimbili (noma cishe amalitha angama-40). Izindleko ngonyaka zingama- $75, aphezulu kunezinye izimbiza eziningi kulolu hlu. Abasebenzisi baphinde baqaphela ukuthi ukuhlunga kuhamba kancane, ngakho-ke kungcono ukugcwalisa isiqukathi ngaphambi kokusibuyisela esiqandisini. (Lokhu kuhloniphekile kwezinye izimbiza, ngendlela.)
Isihlungi samanzi se-Hydros Slim Pitch 40-ounce sihlola isistimu yokuhlunga yamathangi amabili ukuze ivune isivinini. Lesi sitsha esincane kodwa esinamandla sisebenzisa isihlungi sekhabhoni yegobolondo likakhukhunathi ukuze sisuse u-90% we-chlorine kanye no-99% wenhlabathi. Ayiqondi ezinye izinto ezingaba ukungcola. Le mbiza yokugcina izinkomishi ezinhlanu ayinazo izibambo, kodwa kulula ukuyibamba nokuyigcwalisa, ikwenze kube ukukhetha okuphezulu kwezimbiza ezincane.
Umkhaya onabantwana abancane ophikelela ngokuthi uzithelele iziphuzo zabo ungase ucabange ukuthi ukuntula isibambo kuyinto embi, kodwa ungena kalula emnyango wesiqandisi ngaphandle kokuthatha yonke indawo. I-Hydro Slim Pitcher nayo ifika nekesi elimibalabala futhi isihlungi sitholakala ngemibala ehlukahlukene njengonsomi, oluhlaza okotshani, okuluhlaza okwesibhakabhaka nokubomvu, okukunikeza lokho kuthintwa komuntu siqu okwengeziwe. Isihlungi singabuye sifakwe isitofu samanzi ukwengeza isithelo noma iphunga le-herbal.
Izihlungi ze-Hydros zidinga ukushintshwa njalo ngemva kwezinyanga ezimbili, okuzokubiza cishe u-$30 ngonyaka. Ziyakwazi futhi ukushintshaniswa neminye imikhiqizo ye-Hydros.
Isihlungi sokugeleza okuphezulu kwe-Brita esalabo abakuzondayo ukulinda. Konke kusegameni: uma uthela amanzi, adlula kusihlungi sekhabhoni esicushiwe esifakwe kuspout. Noma ubani owake wazama ukugcwalisa ibhodlela lamanzi elingamagalani uyazi ukuthi kuyisinyathelo esinezinyathelo eziningi kujeke ojwayelekile. Kuyadingeka ukugcwalisa ithangi lamanzi okungenani kanye bese ulinda ukuthi lidlule esihlungini. Kuthatha imizuzu embalwa kuphela, kodwa uyasazi isisho esithi: amanzi awahlungi. I-Brita Stream iqeda inqubo yokulinda.
Okubi ukuthi akusona isihlungi esinamandla sokungcola. Igunyazwe ukususa ukunambitheka kwe-chlorine nephunga ngenkathi igcina i-fluoride, amaminerali nama-electrolyte. Lesi isihlungi sesipontshi, ngokungafani nezinguqulo zezindlu zepulasitiki ezijwayelekile kweminye imikhiqizo ye-Brita. Izihlungi zidinga ukushintshwa njalo ngamalitha angama-40, futhi nge-multipack, ukunikezwa konyaka kubiza cishe u-$38.
Ngo-$150, isihlanzi se-Aarke sinenani, kodwa senziwe ngezinto ezisezingeni eliphezulu, ezihlanzekile njengengilazi nensimbi engagqwali futhi siza nesihlungi esingasebenziseka kabusha. Lokhu cishe inketho eco-friendly kakhulu kulolu hlu ngoba ayisebenzisi izihlungi zepulasitiki ezigcina zingena kudoti ngemva kokusetshenziswa. Esikhundleni salokho, uhlelo lusebenzisa izinhlayiya zokuhlunga ezakhiwa yi-Aarke ngokubambisana nenkampani yobuchwepheshe bamanzi i-BWT.
Lawa ma-granules anciphisa i-chlorine, izinsimbi ezisindayo kanye ne-limescale, okusiza ukuvimbela amabala ezitsheni zakho. Ama-pellets ahlala cishe amalitha angama-32 ngaphambi kokuba adinge ukushintshwa. Le nkampani inikeza izinhlobo ezimbili zama-pellets: ama-pellets ahlanzekile nama-pellets agxilile, anezela i-magnesium futhi aphendule i-alkaline yamanzi kampompi. Amanani asukela ku-$20 kuye ku-$30 ngephakethe elilodwa.
I-LARQ PureVis pitcher inikeza okuhlukile: imbiza isebenzisa inqubo yezinyathelo ezimbili ukuhlunga amanzi futhi ivimbele ukukhula kwamagciwane. Amanzi kuqala angena kusihlungi sesitshalo se-NanoZero ukuze asuse i-chlorine, i-mercury, i-cadmium nethusi. I-“UV wand” yembiza ibe isikhipha ukukhanya ukuze ilwe namagciwane namagciwane emanzini.
I-LARQ idinga futhi ukushajwa njalo ngemva kwezinyanga ezimbili kusetshenziswa ishaja ye-USB-A efakiwe. Ikhithi yonke futhi iza nohlelo lokusebenza lwe-iOS kuphela olukusiza ukuthi ulandelele ukuthi ungazishintsha nini izihlungi nokuthi uwasebenzisa kanjani amanzi angakanani. Leli bhodlela lamanzi elifakwe igajethi lizobiza cishe u-$170, kodwa cishe lizokhanga abantu abajwayele ukusebenzisa izinto ezihlakaniphile nabalandelela amamethrikhi omuntu siqu (okungakho inkampani yenza ibhodlela lethu lamanzi ahlakaniphile esilithandayo). I-LARQ inikezela ngezigaba ezimbili zokuhlunga, futhi ngenkathi zihlala isikhathi eside kunezihlungi eziningi kulolu hlu, ukunikezwa konyaka kuzokubuyisela emuva u-$100 wesihlungi sezinga lokungena noma kufikela ku-$150 wenguqulo yeprimiyamu.
Imizi emikhulu noma abantu okufanele baphuze ilitha lamanzi ngosuku bangadinga Isihlungi Samanzi Se-PUR PLUS 30-Cup. Lesi sikhiqizo somthamo omkhulu sinomklamo omncane, ojulile kanye ne-spout evaliwe futhi sithengiswa cishe ngama-$70. Izihlungi ze-PUR PLUS zigunyazwe ukunciphisa okunye ukungcola okungu-70, okuhlanganisa umthofu, i-mercury nezinye izibulala-zinambuzane. Yenziwe ngekhabhoni ecushiwe ngamagobolondo kakhukhunathi. Inemineral core ethatha indawo yamanye amaminerali avela ngokwemvelo njenge-calcium ne-magnesium ukunikeza ukunambitheka okusha ngaphandle kokunambitheka noma iphunga le-chlorine. Kodwa ahlala amalitha angama-40 noma izinyanga ezimbili kuphela. Ukunikezwa konyaka lapho uthenga ama-multipack kuvame ukulinganiselwa ku-$50.
Angakanani amanzi okufanele uwaphuze inombolo yomuntu siqu, hhayi izingilazi zamanzi eziyisishiyagalombili esizizwa sisakhula. Ukuba namanzi anambithekayo ahlanzekile esandleni kuzokusiza ufeze izinhloso zakho ze-hydration. Izimbiza zokuhlunga amanzi ngokuvamile zishibhile futhi zinobungani bemvelo kunokugcina amanzi asebhodleleni asetshenziswa kanye. Ukukukhethela i-pitcher efanele, kunezinto ezimbalwa okudingeka uzicabangele.
Ipulasitiki iyinto ezenzakalelayo yezimbiza eziningi kanye nento esemqoka yezihlungi eziningi. Nakuba kungase kube nzima ukuthola imikhiqizo engenapulasitiki ngokuphelele, kukhona ongakhetha kukho. Abanye banikela ngezinto ezisezingeni eliphezulu njengengilazi, insimbi engagqwali noma izingxenye ze-silicone zebanga lokudla. Hlola izincomo zomkhiqizi ukuze ubone ukuthi uyafuna yini ukugeza izandla izingxenye noma ukuzifaka kumshini wokuwasha izitsha. Ukuduma kwezimbiza zokuhlunga amanzi kuphinde kwabona abakhiqizi abaningi benaka ubuhle, ngakho-ke ngeke kube nzima ukuthola inketho ekhangayo ongakujabulela ukuyishiya kukhawunta yakho.
Izihlungi ziyahlukahluka ngezindleko, ukwakheka kanye nalokho ezikunciphisayo noma ezisusayo. Izihlungi eziningi kulokhu kubuyekezwa ziyi-carbon activated, ethatha i-chlorine futhi inciphise i-asbestos, i-lead, i-mercury kanye nezinhlanganisela eziphilayo ezishintshayo. Uma unemibuzo ethile, njengokususwa kwamakhemikhali athile noma izinsimbi ezisindayo, vakashela iwebhusayithi yomkhiqizi ukuze uthole idatha yokusebenza.
Asiyona ilabhorethri, ngakho-ke sikhetha imikhiqizo egunyazwe yi-NSF International noma i-Water Quality Association. Nokho, sibhala imikhiqizo “ehlangabezana” nezindinganiso ezizimele zokuhlola ilabhorethri.
Cabangela ukuthi angakanani amanzi aphuzwa umndeni wakho nokuthi mangaki amagalani isihlungi esingawabamba ngaphambi kokuba sishintshwe. Isihlungi kufanele sishintshwe ukuze ithangi liqhubeke nokusebenza. Abanye bacubungula amalitha angu-40 kuphela, ngakho-ke amakhaya omile noma amakhudlwana angase adinge ukushintsha isihlungi ngokushesha kunezinyanga ezimbili. Isihlungi esiklanyelwe ukuhlala isikhathi eside singase sibe inketho engcono. Futhi ungakhohlwa ukubala ukuthi kuzokubiza malini ukushintsha phakathi nonyaka.
Izimbiza zokuhlunga amanzi zingcono kakhulu kulabo abafuna ukuthuthukisa ukunambitheka kwamanzi abo kampompi—zonke izimbiza ezikulolu hlu zingenza lokho kanye. Ezinye izimbiza zokuhlunga amanzi zingasusa ukungcola okwengeziwe nokungcola, okunye okungakalawulwa, njengamakhemikhali aphikelelayo. (FYI, i-EPA yashicilela imithetho ehlongozwayo ye-PFA ngoMashi.) Uma unentshisekelo ngekhwalithi yamanzi, ungabheka umbiko wekhwalithi yamanzi waminyaka yonke kuwebhusayithi ye-EPA, isizindalwazi se-Environmental Working Group esifakwe ku-Tap Water noma uthole ikhaya lakho. amanzi ahlolwe.
Izimbiza zokuhlunga amanzi ngokuvamile aziwasusi amagciwane. Izitsha eziningi zokuhlunga amanzi zisebenzisa izihlungi zokushintshanisa i-carbon noma ion, ezinganciphisi ama-microorganisms afana namagciwane. Nokho, i-LifeStraw Home kanye ne-LARQ inganciphisa noma icindezele amanye amagciwane isebenzisa izihlungi ze-membrane kanye nokukhanya kwe-UV, ngokulandelanayo. Uma ukulawula amagciwane kuyinto ehamba phambili, bheka izinketho zokuhlanza amanzi noma isistimu yokuhlunga ehluke ngokuphelele usebenzisa i-osmosis ehlehlayo.
Hlola imanuwali yomnikazi wakho ukuze uthole ukuthi yiziphi izingxenye okufanele ziwashwe ngesandla nokuthi yiziphi ezingawashwa emshinini wokuwasha izitsha. Nokho, qiniseka ukuhlanza imbiza. Amagciwane, isikhunta, nephunga elibi kunganqwabelana kunoma iyiphi into yasekhishini, futhi izimbiza zokuhlunga amanzi nazo.
Bangane bami, asikho isidingo sokuthi wome ngaso sonke isikhathi. Noma ngabe okubalulekile kwakho ukuthengeka, ukusimama, noma idizayini enhle, sithole izimbiza ezingcono kakhulu zokuhlunga amanzi zekhaya lakho. Ijeke enkulu yesihlungi samanzi e-Brita yompompi namanzi okuphuza anesikhombi sokubuyisela isihlungi se-SmartLight + isihlungi esi-1 esi-elite. Ukukhetha kwethu isihlungi esihle kunazo zonke. Ibuyekeza isihlungi se-Brita sakudala, sikwenze kube lula. Izibambo ezingaphezulu, izibambo ezibanzi nokuhlunga okuhlakaniphile kwemikhiqizo ehlala isikhathi eside kodwa ebiza kancane. Okuningi. Kodwa noma ngabe ukhetha yiphi, qiniseka ukuthi ushintsha isihlungi njalo ukuze uthole inzuzo enkulu futhi unciphise ukungcola.
ISayensi edumile yaqala ukubhala ngobuchwepheshe eminyakeni engaphezu kuka-150 edlule. Lapho sishicilela umagazini wethu wokuqala ngo-1872, yayingekho into ebizwa ngokuthi “ukubhala igajethi,” kodwa uma kwenzeka, umgomo wethu wokucekela phansi umhlaba wokuqamba izinto ezintsha kubafundi bansuku zonke wawusho ukuthi sonke sasiku-. I-PopSci manje isizinikele ngokuphelele ekusizeni abafundi ukuthi bazulazule ezinhlobonhlobo ezikhula njalo zamadivayisi emakethe.
Ababhali nabahleli bethu banamashumi eminyaka esipiliyoni sokumboza nokubuyekeza ama-electronics omthengi. Sonke sinokuncamela kwethu - kusukela kumsindo wekhwalithi ephezulu kuya emidlalweni yevidiyo, amakhamera nokunye - kodwa uma sicabangela okokusebenza ngaphandle kwendlu yethu yamasondo eseduze, senza konke esingakwenza ukuze sithole amazwi ethembekile nemibono ukuze sisize abantu bakhethe okungcono kakhulu. iseluleko. Siyazi ukuthi asazi yonke into, kodwa siyajabula ukuhlola ukukhubazeka okungadalwa wukuthenga ku-inthanethi ukuze kungadingeki ukuba abafundi bakwenze lokho.