Question

what is a key reason oxyfuel equipment is used in remote or field locations?
a it is more powerful than electric welding.
b it is cheaper than using arc welding equipment.
c it creates less heat and is safer to use.
d it can operate without access to electricity.

Explanation:

In remote or field locations, access to electricity may be limited or unavailable. Oxyfuel equipment operates using fuel (like acetylene) and oxygen, so it doesn't rely on an electrical power source. Option A is incorrect as power comparison isn't the key reason for field use. Option B: Cost isn't the primary reason for field/remote use (and oxyfuel equipment may not always be cheaper). Option C: Oxyfuel welding can produce significant heat, and safety isn't the main reason for field use related to power access. Option D aligns with the need for equipment that works without electricity in remote areas.

Answer:

D. It can operate without access to electricity.