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What is Edward Nairne and the Rubber Eraser about?

Erasers have a long history, originally being made of materials like bread, wax, and stone. The first widely marketed rubber eraser was developed in 1770 by Edward Nairne. However, raw rubber was perishable until Charles Goodyear discovered vulcanization in 1839, which allowed durable rubber erasers. In 1858, Hymen Lipman received a patent for attaching an eraser to the end of a pencil. Modern erasers contain rubber, sulfur to strengthen it, vegetable oil to allow it to flake away used rubber, and sometimes

Author

Moe Htet Min

Language

EN