Lub tshuab ua kom sov lub raj mis siv lub tshuab hluav taws xob peb-seem siv hluav taws xob tsim hluav taws xob, cov dej txau dej kub yuav tsum tswj tau ntawm thaj tsam 40 degrees.Tom qab cov fwj tawm mus, qhov kub yuav nyob ib puag ncig 25 degrees.Cov neeg siv tuaj yeem kho qhov kub thiab txias raws li lawv xav tau.Txhua qhov kawg ntawm qhov sov so, nws tau nruab nrog lub tshuab ziab khaub ncaws kom tshuab cov dej tawm sab nraum lub raj mis.
Nws yog txawm peem rau nrog ib tug kub tswj system.Cov neeg siv tuaj yeem kho qhov kub ntawm lawv tus kheej.