MSSC - Maintenance Awareness correctly answered to pass 2023

MSSC - Maintenance Awareness correctly answered to pass 2023Torches are designed to avoid mixing oxygen and acetylene by using __________. - correct answer Reverse-flow check valves at torch inlets or regulator outlets To prevent leakage around the valve during use, __________ - correct answer An oxygen cylinder valve should be opened all the way An explosion can occur if __________ comes in contact with oil. - correct answer High pressure oxygen A green welding hose normally indicates that this hose carries __________. - correct answer Oxygen A __________ is a non-destructive test that uses a colored spray to reveal imperfections in a weld. - correct answer dye-penetrant test A red welding hose indicates that this hose carries __________. - correct answer acetylene When using the __________ in welding, the electrode should be leaned 15 to 25 degrees in the direction of travel. - correct answer pull technique __________ metal is a metal similar in composition to the metal being joined. It strengthens the weld by filling the gap created between the two pieces of metal during welding. - correct answer Filler Metals treated by __________ processes become soft. - correct answer annealing Oxy-acetylene welding requires no __________ and is not sensitive to wind or drafts like Gas Metallic Arc Welding or Gas Tungsten Arc Welding. - correct answer electricity