Of all the great feats of that era of botanical discovery, none was more imposing than that of the domestication of rubber. ... The first was the discovery of the vulcanizing process in 1839 by Charles Goodyear "a process which makes it possible to keep rubber from becoming sticky in hot weather or brittle in cold weather . ...

• Word Count: 3885
• Approx Pages: 16
• Has Bibliography
• Grade Level: Undergraduate

The exact origins of this astonishing mixture are still unknown; many tribes and modern syncretic churches that use it, such as the Santo Daime, Uniao do Vegetal, and Chá Hoasca, attribute this discovery to divine intervention. ...

• Word Count: 2645
• Approx Pages: 11
• Has Bibliography
• Grade Level: Undergraduate