INDUCTION TRAINING AND WELDING PROCESS - Practice Mode
1) What are the impurities contained in generated acetylene gas?
Correct Answer: Hydrogen, lime dust, ammonia and water
2) Which material is stored at the bottom compartment of acetylene gas purifier?
Correct Answer: Pumice stone
4) Which safety device is used to protect face from ultra-violet rays while welding?
Correct Answer: Hand shield