People in the past used white bread with no edges to remove coal and graphite pencil scratched. In this way, which sometimes are also used by modern artists
ค. RS.1770 Edward naen (Edward Nairne) is a British engineer named as invented the eraser made out of latex as a first
.Originate from Edward to grab the rubber rolls instead of biscuits from scratch using crayon rubbing. Mistake and found the ability to remove rubber
Then start producing sales and Eraser, Eraser, he's reportedly $ 3 per cubic inch and a half shilling, which is very expensive in those days.
but the Eraser and compostable, bread-like
r.1839-Charles kood yia (Charles Goodyear) Valley process discovery at Chennai-(vulcanization), which is a method of treating rubber and make it into a permanent, durable material, this type of eraser is till now.
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