Ntau cov niam tsev, hauv ntau thaj tsam ntawm lub teb chaws, lawv racking lawv plaw rau tib lo lus nug: yuav ua li cas tawm scum nyob rau hauv ib tug teapot thiab yog vim li cas nws tsim muaj nyob rau hauv tag nrho cov? Thiab yog vim li cas yog yooj yim: thaum rhuab, dej decomposes rau carbon dioxide thiab ib tug insoluble precipitate - salts, uas khi ntawm phab ntsa thiab phab ntsa ntawm lub lauj kaub tais diav. Tus nqi ntawm cov ntsev hauv dej nyob ntawm nws cov "hardness", qhov ntau nws muaj calcium thiab magnesium, qhov ntau deposits yuav muaj.
Lawm, cov nqe lus nug tshwm sim, tab sis yog lub scum nyob rau hauv lub hwj kaus teeb meem rau tib neeg lub cev? Tseem li nws muaj teeb meem! Salts maj tshwm nyob rau hauv ob lub raum ntawm ib tug neeg, uas ua rau lub tsim ntawm pob zeb. Tsis tas li ntawd lub scum yog teeb meem rau lauj kaub tais diav. Yog tias koj tsis ntxuav lub hwj kais ntawm lub nplhaib, tom qab ntawd nws yuav tau muab pov tseg. Yog li, koj yuav tsum tau soj ntsuam cov tais diav thiab ntawm thawj cov cim ntawm qhov cuam tshuam ntawm cov quav hniav tshem tawm.
Ntxuav lub hwj kais ntawm cov nplai
Peb cov poj yawm txiv tseem paub tias yuav tsum ntxuav lub hwj kais los ntawm kev nplua. Rau qhov no lawv siv dab tsi nyob ntawm tes - ammonia, dej qab zib, chalk. Nyob rau hauv lub xyoo pua paub, ib qho yooj yim cuab tam siv, uas tau siv tam sim no. Noj 9 seem ntawm chalk, 2 seem ntawm xab npum, 6 seem ntawm dej thiab ntxiv 3 seem ntawm ammonia. Ncuav rau hauv lub hwj kais, tab sis tsis fais, thiab boil rau 90 feeb. Tom qab ntawd, yaug dej zoo thiab so nrog ib daim ntaub.
Los ntxuav lub hwj kais ntawm scale, koj yuav siv tau vinegar. Sau rau hauv peb lub peev xwm ntawm vinegar essence ntawm tus nqi ntawm 1: 6 thiab cua sov txog 60-70 ° C, cia nws nyob tsawg cua sov rau 20-30 feeb. Tom qab ntawd yaug lub hwj kais kom zoo. Ua li cas, lub tais dua li tshiab.
Koj tuaj yeem sim sim ntxuav lub hwj kais ntawm nplai nrog dej qab zib. Ncuav dej mus rau hauv lub hwj kais thiab coj mus rau ib tug boil, tom qab ntxiv ci dej qab zib (2.5 dia ib 1 liter dej) thiab boil rau 35 feeb. Tom qab ntawd ntws dej thiab ncuav qhov huv si, ntxiv vinegar 4st. spoonfuls ib liter ntawm kua thiab boil rau lwm 25 feeb. Tom qab no, lub scum yog yooj yim muab tshem tawm nrog ib tug txhuam.
Feem ntau, qhov scum yog "ntshai" ntawm alkaline thiab acidic nruab nrab uas txav nws, txhawm rau tu lub hwj kais los ntawm scum, oddly txaus, cov dej qab zib ntawm lub npe nrov: Coca-Cola, Sprite, thiab Fanta. Ncuav cov dej haus rau hauv lub hwj kais thiab rhaub nws lossis koj tuaj yeem cia nws tawm ntawm nws lub cev. Feem ntau qhov tshwm sim yog zoo heev, tab sis nws tag nrho nyob ntawm cov txheej txheej.
Txhawm rau tshem ntawm lub nplai nyob rau hauv lub hwj kais, peb yuav pab tau cov kua txiv ntse los sis txiv qaub. Quav lawv nyob rau hauv ib lub tais thiab boil rau ib nrab ib teev.
Tu lub hwj kais ntawm nplai
Thaum tu fais fab ntxias nws yog tsim nyog xav tau qee cov ntsiab lus, xws li: lawv tsis tuaj yeem muab suav nrog cov txhuam hniav thiab nws tsis tau siv los siv cov dej kua ntsev. Txawm li cas los, nplai hauv fais fab tuag tau yooj yim tshem tawm citric acid. Ncuav 1-2 hnab rau hauv lub khob, ncau thiab cia kom sawv ntsug rau 20 feeb. Tom qab ntawd yaug lub hwj kais hauv dej ntws, thiab nws ntsa thiab taws ntsa. Pheej thiab npau taws! Lwm cov kev pabcuam pejxeem yog sau cov hwj kais nrog kefir rau yav hmo ntuj thiab yaug nws thaum sawv ntxov. Cov khoom no yog qhov zoo rau cov me me ntawm cov nplai.
Tsis tas li ntawd, cov khw muag khoom tshwj xeeb rau kev ntxuav cov kettles.
Siv cov kev yooj yim no los tshem tawm cov nplai hauv lub hwj kais yuav tsum tau ntev, 1-2 zaug hauv ib lub hlis, tsis txhob muaj cov pa phem heev, vim hais tias qhov txo me me, nws yooj yim dua yog tshem tawm.
Txhawm rau tiv thaiv cov tsos ntawm cov teev nyob rau hauv cov kettles, siv dej huv. Rau qhov no nws yog txaus yuav nqus tau cov dej hauv tsev. Qhov no yuav tiv thaiv tsis tau koj lub hwj kais xwb, tab sis koj lub cev.