Question

2.
The most common way to identify size of pipe is by:

Answer 1

The string method (which measures the pipe's circumference) is probably the best way to determine your pipe diameter size. The circumference is the distance it takes to go around the pipe once.

Step-by-step explanation:

It measures the pipe's circumference and is probably the best way to determine your pipe diameter size. The circumference is the distance it takes to go around the pipe once.