1. Bleach: Bleach ngu ai gaw chlorine lawm ai tsi langai re. Hka hta hka lim mat ai hpang, sterilize galaw nna ana n kap hkra galaw lu ai. Dai hpe lang na matu matsun ai hte maren diluted galaw ra ai. Dilution ratio hpe myit maju jung u. Grai tsaw ai (sh) grai n law ai gaw, ana zinli n kap hkra galaw na matu hkra machyi shangun na re.
2. Alcohol: grau nna lang ai tsa chyaru gaw ethanol rai nna, dai gaw n-gun n rawng ai hte ana zinli hpe n-gun n rawng hkra galaw ya lu ai. Ethanol gaw lang ai shaloi n-gun n rawng ai hpe sadi ra ai. Hka lim ngut ai hpang, lusha hka htung kata de n bang shi yang, tsa chyaru hpe hka lim kau nna hkyet mat hkra aten loi mi la nga u.
. Dai hpe lang na matu matsun ai hte maren diluted galaw ra ai.
