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pencil
Title: pencil
Category: Literature / English
Details: Words: 537 | Pages: 2.3 (approximately 235 words/page)
pencil
It was as early as 1564 that a "pencil" similar to what we know today was in use. That
year, during the reign of Queen Elizabeth, a deposit of graphite (black carbon) was found in
Borrowdale, Cumbria. It was so solid and uniform that it could be sawn into sheets and cut
into thin square sticks. Not much chemistry was known in 1564, so the material was called
plumbago, or something which is like lead. The graphite …showed first 75 words of 537 total…
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…showed last 75 words of 537 total…control of grading far beyond the old hand-testing
methods, so a scientific laboratory was set up at the Berol plant and special testing
machines perfected to produce seventeen degrees as accurately spaced as the markings on a
rule.
Today, the pencil industry is an international business, bringing raw materials from
every corner of the globe and sending its finished pencils out again to give the peoples of the
world an ever improving writing tool.
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