Electrical Power Should Always Be Shut Off at the _____

Q12: If you are a refrigeration technician, a

Q13: Why is a regulator required on a

Q14: To insure proper operation of an oxygen

Q15: A way to move equipment across a

Q16: As long as the torch is kept

Q18: Fires that involve ordinary materials such as

Q19: A fusible plug is a metal fitting

Q20: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TBX9229/.jpg" alt=" -An R-22 cylinder

Q21: Refrigerants from a refrigeration system that has

Q22: Oil must never be used around a(n)