In 1839, Charles Gacdyean a Connecticut man, discovered that rubber, 
mixed with sulphur and then exposed to h short time, would 
lose its unpleasant sticky aa and also be able to stand hard usage 
This process he named vulcanization, from Vulcan, the god of fire. 
This is the most important process of the rubber industry. 
In 1879, the first seedling rubber plantations were started in Ceylon 
and southern India. 
sie Facts About Rubber: 
rooklyn Botanic Garden you saw the Para rubber plant 
Cee a four other kinds. 
The rubber industry is ay fourth largest industry in our countr 
nig thirds of all the rubber sold in the world goes to the ied 
States. 
an fifths of all rubber used in America is made into automobile 
tires 
Fifty thousand different articles are made of rubber 
In 1920, the world’s production of rubber was aed at 400,000 
tons. Of this amount, 360,000 tons were produced on plantations. The 
ean was obtained from smaller plantings and from wild tree 
total area of land planted to rubber exceeds 3,200,000 acres, or 
5 00 : square miles, equal to about two and one half times the land area 
,0 
of Long Islan 
