Koj yuav tsum xyuam xim rau dab tsi thaum xaj khoom siv tshuaj tsuag kom qhuav?

Dab tsi koj yuav tsum xyuam xim rau thaum xaj cov khoom siv tshuaj tsuag kom qhuav:
◆ Lub npe thiab lub cev lub cev ntawm cov khoom ua kua: cov khoom siv (lossis cov ntsiab lus dej), viscosity, nro saum npoo, thiab tus nqi PH.
◆ Cov hmoov muaj peev xwm tom qab ziab, tso cai rau cov dej seem seem, qhov loj mesh siv lub tshuab ziab khaub ncaws, tso cai rau qhov kub thiab txias.
◆ Tso zis thiab sijhawm qhib txhua hnub.
◆ Muaj lub zog: muaj chav siab, muaj peev xwm hluav taws xob, muaj cov thee, roj, thiab roj.
◆ Tswj cov cai: Txawm tias qhov kub ntawm qhov nkag thiab qhov hluav taws xob yuav tsum tau tswj tau.
◆ Cov kev cai sau cov hmoov: Seb puas yuav nruab lub hnab ntxiab thiab ib puag ncig cov kev cai rau cov pa pa tawm.
◆ Lwm yam ** yuav tsum tau.