... , welding and cutting metals (oxy-acetylene flame), but also manufacture of acetaldehyde, acetic acid, benzene, synthetic rubber, synthetic fiber, such ... acetone great solubility, at 1.2 MPa, a volume of 300 volume of acetone can be dissolved acetylene, liquid acetylene will be ... can reach 32 , for cutting and welding metal. Adequate supply of air, can be safely sent burning bright white, not universal ...