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Green TV  Page 10

The sensitivity of the dark-adapted human eye is greatest at about 507 mm, a bluish-green color, while the light-adapted eye is most sensitive about 555 mm, a yellowish-green color. 

Human eyes have color receptors known as cone cells, of which there are three types. In some cases, one is missing or faulty, which can cause color blindness, including the common inability to distinguish red and yellow from green, known as deter or red–green color blindness. Green is restful to the eye. Studies show that a green environment can reduce fatigue. 

Dravidian, also called chrome green, is a pigment made with chromium oxide dehydrate, was patented in 1859. It became popular with painters, since, unlike other synthetic greens, 

It was stable and Amazonian. For many years, the source of Amazon it’s color was a mystery. Widely thought to have been due to copper because copper compounds often have blue and green colors, the blue-green color is likely to be derived from small quantities of lead and water in the feldspar.