Partial-thickness burns (2nd degree burns)-- affect the top 2 layers of skin. Most notable by blisters (which may develop quickly or take 24 hours to form), but also red, mottled, wet and painful skin. Full-thickness burns (3rd degree burn)-- all three layers of skin affected; leathery, dry, charred, gray.
1 Discoveror: known since ancient times. 2  Place of discovery: not known. 3  Date of discovery: unknown. 4  Origin of name: from the Anglo-Saxon word  gold  (the origin of the symbol Au is the Latin word  aurum  meaning  gold ).
The Aum Symbol. Aum or Om (in Devanagari à¥) is one of the most sacred symbols in Hinduism. Hindus consider Aum to be the universal name of the Lord and that it surrounds all of creation. The sound emerging from the vocal cords starts from the base of the throat as A..