Search Results for: Fluorescent lamps
. % of the ultraviolet radiation that reaches the earth's surface is uva. other sources: there are also several artificial methods to produce uv rays such as from black light (wood's light), ultraviolet fluorescent lamps, ultraviolet leds, ultraviolet lasers, synchrotron radiation sources, argon and
deuterium discharge lamps etc... uva, uvb & uvc among the different types of uv, we consider the main subdivisions as uv a, uv b & uv c. uva ( - nm): ultraviolet light, type a. these are rays of light from the sun which are not visible but can cause damage to the skin. uvb ( - nm) ultraviolet light,...
https://www.icbse.com/projects/biology-project-on-ultraviolet-rays-qen