i dont know figure it out for u self
who discovered color blindness
No one discovered "blindness" It has been with us since the first group of Humans walked the earth.
1794
John Dalton "discovered" color blindness after he was looking at a Pelargonium zonale(a kind of flower). Dalton saw the flower as blue, whereas it is in actuality, pink. Dalton noted this fact in 1792
its John Dalton bitches!
When they first started using colored lights as signals they discovered that some people couldn't tell them apart. So employment physicals began to test for color blindness.
color blindness night blindness snow blindness
Earle Kirby discovered that night blindness was caused by Vitamin A deficiency, he also stopped a plant pest. He is a veterinarian from the islands of St. Vincent.
Television does not cause blindness.
how does blindness affect our society
blindness caused by corneal disorders
Everyone will get catract blindness in old age