Iipesenti ezingama-30 ziphume nakuphi na ukuthengwa okunekhowudi yesaphulelo
Amakhandlela enziwa ngokwemigangatho yonke ye-ASTM (ukhuseleko). I-Root ivelisa i-wicks yayo yonke yendalo yomqhaphu kwaye uvavanyo lutshisa amakhandlela ali-1 yonke imihla ukujonga ukuphoswa kwevumba, ukukhutshwa, i-soot, amandla omlilo, ukuzinza, ubomi obuluncedo, ukuphilisa, ukuvuza, kunye nokutshisa ixesha.
Fumana ikhowudi