Light gauge copper tubes are used for general purpose work where the pressure is not more than 0.15 N/mm2.

According to the Indian Standard recommendations, a water requirement of ___ per head per day is assumed for residential…

The opening at the top of the intercepting trap is called as _______

The diameter of a sludge soak pit varies from ______

The pedestal type European water closet is also known as ____

In a house drainage system, the pipe which is used to preserve the water seal of traps is called ______

Which of the following is not a component of plumbing water supply system?

The strength or effectiveness of a water seal is represented by its _____