TT No. 275: Palm-based Colour Care Shampoo
Ultraviolet (UV) light is the most energetic solar radiation reaching the earth’s surface. UV radiation can be divided into three primary regions UVC (<290 nm), UVB (290-320 nm) and UVA (320-400 nm). Over exposure to sunlight leads to sunburn, premature ageing and wrinkling of the skin. These are effects, which are well known and thoroughly investigated. […]