Nsalu yochapitsidwa ndi kuwonongeka kosalukidwa ndi chinthu chotha kutsuka komanso chosawonongeka bwino, chomwe chimaphatikiza ulusi wazomera ndi matabwa a namwali omwe amatumizidwa kunja kudzera munjira ya spunlace.
Chitsimikizo chazinthu:FDA,CE