Which tool can be used to operate a natural gas supply valve?
a. Strap wrench
b. Flat-head screwdriver
c. Hydrant wrench
d. Adjustable wrench
Ans: d. Adjustable wrench
Health Professions
a. Strap wrench
b. Flat-head screwdriver
c. Hydrant wrench
d. Adjustable wrench
Ans: d. Adjustable wrench