A pipe is a cylindrical object with a hole in the middle made of steel, metal or other material that functions to drain fluid in the form of gas, liquid or air.
The types of pipes are classified based on the substance being flowed, namely:
1. Water Pipe
2. Oil Pipe
3. Gas Pipes
4. Steam Pipe
5. Air Pipe
6. Mud Pipe
7. Drainage pipes and others.
