brimstone - an old name for sulfur. native sulfur, native sulphur. atomic number 16, sulfur, sulphur, S - an abundant tasteless odorless multivalent nonmetallic element; best known in yellow crystals; occurs in many sulphide and sulphate minerals and even in native form (especially in volcanic regions)
These patches of red, and sometimes irritated or itchy, skin can appear anywhere on the body, but they are most commonly found on the arms, neck, and face. These blotchy patches can be caused by a variety of factors, such as weather, genetics, allergies, or environmental conditions.
He actually didn't bleach his skin. He had a disease called Vitiligo (a chronic disorder that causes depigmentation in patches of skin) which is treated with Ultra-violet or for extreme cases like Michaels its treated with Monobenzone which gives your skin a bleached look (so your skin is all one color).