Qaraxa Shenhai-Caddaynta
Xadka qaraxa acetylene ayaa u dhexeeya 2.5% iyo 80%, taas oo muujinaysa in qaraxyadu dhici karaan marka ay ku urursanaanta hawadu ay ku jirto xadkaas. Wixii ka dambeeya heerkan, shidashadu ma horseedi doonto qarax.
Si faahfaahsan, fiirsashada acetylene way dhammaatay 80% ama hoos 2.5% ma dhalin doono qarax, xataa il shiday.