COHNS elements
The major skin area that produces derivatives is the epidermis. The derivatives in question that are produced by the epidermis are hair and nails.
Nails were invented thousands of year ago. The Bronze nails, found in Egypt, have been dated 3400 BC.
Keratin
keratin
keratin
Galvanized nails are nails treated with Zinc to prevent rusting and other types of corrosion. They are generally used in circumstances where the area may be exposed to drastic elements (humidity, wetness etc.).
Carateen
The Nine Inch Nails single for "Capital G" can be found on the Nine Inch Nails album "Year Zero". The single was released on June 11, 2007 in vinyl format.
i found my nails in the mmayan junglee. and then you go to the den and the beneath. and it is there.
Iron nails are mild steel. They are mainly iron with a little carbon and manganese or possibly other trace elements. They will still rust but are quite strong.
keratin
Keratin is found in hair and nails. And rhinocerous horns.