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15 cards from this deck
Fusion joining process
Acetylene and pure oxygen
Same as parent metal
3300°C3300°C3300°C
Bright blue; for mild steel welding
Excess oxygen; for copper, bronze, brass
Excess acetylene; for aluminium/stainless steel
Prevent flames travelling back through hoses
Blue
Red
Dissolved in acetone
Pure compressed acetylene would explode
Right-hand threads
Left-hand threads
Welding goggles with appropriate filter lenses
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