When burned with oxygen, this gas, C2H2, burns so hot it can weld iron & cut steel
However, the liquid fuel will cause dangerous frostlike burns due to 
the... [DOC] [TLE] r/welding - Reddit [PAR] Oxy-fuel welding is a welding process used to join thin steel sheet metal, (also ... 
614,47 kcal/ft3 (0.028316 m3), burns with a bright blue flame, the flame (in 
Oxygen) ...