Question

why photo films are taken out in dark room????

Answer 1

Photo are taken in dark room because the colour used in printing the photo undergoes decomposition due to ultraviolet light . ie: The colour gets reacted with the presence of light. This type of reactions are called light decomposition

HOPE IT HELPED !!!!! GOOD LUCK!!!!!!!

Answer 2

Photo films and papers are made from salts of silver that naturally only darken when exposed to violet or blue light. ( in the olden days) . Also silver bromide dissassociates into silver and brominewhen light acts on it.