dej npau tsuas yog tshem tawm cov khib nyiab thiab cov kab mob xwb, txhais tau tias nws yuav tsis tshem cov tshuaj phem xws li tshuaj chlorine thiab txhuas los ntawm cov kais dej. Tsis tas li ntawd, cov kais dej kub npau npau nrog cov hlau lead ua kom cov pa paug no ua rau muaj kev phom sij ntau dua li yog nyob ib leeg.
Koj puas tuaj yeem rhaub dej kom huv?
Boil dej, yog tias koj tsis muaj dej fwj. Boiling txaus los tua cov kab mob pathogenic, kab mob thiab protozoa (WHO, 2015). Yog hais tias dej yog huab, cia nws nyob thiab lim nws los ntawm ib daim ntaub huv, ntaub so ntswg, los yog kas fes lim.
Yuav ua li cas rau cov tshuaj hauv dej thaum koj boil nws?
Yog tias koj muaj dej huv huv, distilled thiab deionized, tsis muaj dab tsi tshwm sim yog tias koj rov ua dua. Txawm li cas los xij, cov dej zoo tib yam muaj cov roj yaj thiab cov zaub mov. Cov chemistry ntawm cov dej hloov thaum koj boil nws vim qhov no tshem tawm cov volatile compounds thiab yaj gases.
Cov dej npau puas tua dab tsi?
dej npau tua lossis ua tsis tau cov kab mob, kab mob, protozoa thiab lwm yam kab moblos ntawm kev siv cua sov los ua kom puas cov qauv thiab cuam tshuam cov txheej txheem tseem ceeb hauv lub neej (xws li cov proteins denature). … Hauv dej, pasteurization tau tshaj tawm tias pib ntawm qhov kub thiab txias li 131 ° F / 55 ° C rau protozoan cysts.
Yuav ua li cas boil dej kom nyab xeeb haus?
Yog tias koj tsis muaj lub fwj dej nyab xeeb, koj yuav tsum rhaub koj cov dej kom uanyab xeeb haus.
1. Boiling
- Nqa cov dej ntshiab mus rau ib lub boil rau 1 feeb (ntawm qhov siab tshaj 6,500 feet, boil rau peb feeb).
- Cia dej npau txias.
- Khaws cov dej hau rau hauv cov thawv huv huv nrog cov npog nruj.
