Ua ntej tshaj plaws, txiav cov ntug thiab pores sab hauv thiab sab nraum lub taub hau txiav yog yooj yim los nkaum hauv cov plaub hau thiab dander, yog li tom qab txhua qhov siv, lawv yuav tsum tau ntxuav nrog txhuam me me tam sim ntawd. Vim tias kev ua kom ruaj khov ntawm cov plaub hau thiab cov tawv nqaij yuav ua rau cuam tshuam rau kev ua haujlwm thiab ntse ntawm cov hniav, nws yog qhov tsim nyog yuav tsum tau ntxuav tas li cov khib nyiab uas seem ntawm cov hniav.
Qhov thib ob, vim tias rab riam sab nraud yog qhov nyias nyias, tsis txhob thawb nws lub zog thaum siv kom tsis txhob deforming nws. Thaum deformed, nws yuav cuam tshuam qhov kev sib hloov ntawm cov riam sab hauv, thiab thaum muaj mob hnyav, nws yuav ua rau tawv nqaij thiab txawm tias los ntshav. Txawm li cas los xij, yog tias cov ntug txiav deformed lossis puas, nws yuav tsum tsis txhob siv dua, txwv tsis pub yuav muaj kev phom sij ntawm kev txiav.
Tom qab ntawd, txhawm rau tswj kev ua haujlwm ntawm lub roj teeb, nws yuav tsum tau siv hauv qhov kub ib puag ncig 0-40 ° C. Thaum tsis siv ntev, lub roj teeb qhuav yuav tsum tau muab tshem tawm thiab khaws cia kom tsis txhob muaj kev puas tsuaj rau sab hauv vim yog cov dej xau.
Nyob rau sab nraum qab, qhov hloov pauv yuav tsum tau muab tua tom qab siv, thiab txhawm rau tiv thaiv cov hniav, muab tso rau ntawm lub npog tiv thaiv, thiab tom qab ntawd muab nws rov qab rau hauv lub thawv thiab nruab nws.
