Question

any one know about uv rays the uses of uv rays​

Answer 1

Answer:

One of the most common ways of producing UV light is passing an electric current through vaporized mercury or some other gas. This type of lamp is commonly used in tanning booths and for disinfecting surfaces. The lamps are also used in black lights that cause fluorescent paints and dyes to glow.

Answer 2

The word uv stands for ultraviolet rays. These are very harmful rays coming directly from sun itself. It causes skin cancer. Our atmosphere contains ozone layer which protects the earth from this layer. It is useful in manufacturing lamps