Question

Drilling for oil often means _________ .​

Answer 1

Answer:

Drilling for oil often means making a well that goes very deep into the earth. Such deep wells have never been made until modern times. The rate of drilling depends upon the kind of rock being drilled: it can be as fast as 60 meters an hour.

Answer 2

Answer:

drilling for oil often called oiler.

Explanation:

A man who drill the deep

part of earth as also called

oiler.