tLater, in B.E. 2279,the france scientist ,his name is Charles Merie de la Condamine), is credited with introducing name of rubber , following native word of Mila tribe, that is ‚Caoutchouc‛. That means the crying tree and a liquid; it is obscured, white and like a milk, that reach out from para tree when tree is silted, is called ‚latex‛ . In B.E. 2369, Faraday reported that natural rubber is a mixture compound of carbon and hydrogen. The empirical formular is C5H8 and The improved natural rubber’s property is due to extensively in many applications and products.