Kev nrawm nrawm nrawm: Cov tshuab luam ntawv dav dav tuaj yeem luam ntau tshaj kaum daim ntawv ib feeb, thaum lub tshuab luam ntawv luam ntawv tuaj yeem luam ntau dua 300 daim ntawv lo rau ib feeb.
Daim ntawv pub khoom siv tshwj xeeb uas tsim los rau cov ntawv luam tawm: Cov ntawv yob yog siv los ua daim ntawv pub mis, yog li tom qab ntau txhiab daim ntawv raug thauj khoom thaum luam ntawv, nws tuaj yeem luam tawm tsis tu ncua.
Kev luam ntawv los ntawm kev hloov pauv thermal: Koj tuaj yeem xaiv cov khoom tsim nyog kom ua tiav kev khawb tsis kam, kub tsis kam, tiv taus xeb, thiab hnyav hnyav.
Txoj kev pub mis tshwj xeeb tuaj yeem luam daim pib, daim ntawv lo thiab lwm yam ntawv tshwj xeeb.
Muaj peev xwm luam tawm ntawm ntaub.
Kev cob qha steel qauv, haum rau nruam luam ntawv rau ob peb teev.
