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 ).
Hinduism/Religious Symbols of Hinduism - The Aum Symbol. 1  Aum or Om (in Devanagari à¥) is one of the most sacred symbols in Hinduism. In Sanskrit known as praá¹ava ( 2 à¥à¤° 3 à¤µ) lit. to sound out loudly or oá¹kÄra (à¤à¤à¤à¤¾à¤°) lit. oá¹ syllable) 4  Hindus consider Aum to be the universal name of the Lord and that it surrounds all of creation.