Feem ntau, tig rau lub zog ntawm lub hwj chim hluav taws xob ntse lub taub hau, tig rau lub pob hloov mus, thiab lub ntsej muag ntse ntse yuav pib tig. Muab rab riam txiav lub taub hau ntawm rab riam rau hauv qhov pom tseeb thiab tiv tauj lub ntsej muag zuag. Siv cov ris nrawm thiab lub zog hloov tas li kom txav raws txoj kab nkhaus ntawm rab riam. Rub rov qab mus rau tom kaum ntawm rab riam, cov txheej txheem yuav siv li 3-8 vib nas this (3-6 vib nas this rau riam riam zoo tib yam, 4-8 vib nas this rau riam riam).
Rov ua ob peb zaug thiab riam tuaj yeem ua kom nruj.
