Question

1. What is the full form of L.P.G.? In what form do we get it as a fuel
? What happens when the regulator valve is opened?
2. Naphthalene balls disappear when kept in the open for a long
time. Why? Which other substances change directly like this?
3.when wax is heated It melts. It also rises up through a wick and
catches fire. Explain the changes,​

Answer 1

Explanation:

1. The full form of L.P.G. Is liquefied petroleum gas. In the form of liquid we get is as a fuel.

2.When the regulator valve is opened gas leaks out.