Question

Because it is very painful to have a cast removed.
B. Because a cast is made of material that requires a special saw.
C. Because a regular saw is not strong enough to cut the cast.
D. Because a regular saw might cut a person’s skin.
why must a special saw be used to remove a cast?

Answer 1

i believe the answer is D.
the cast saw simply moves the skin back and forth with the vibration, not cutting into the skin.