…They are broadly divided into rubber erasers and plastic erasers. When rubber, which originated in Mexico, was introduced to Europe with the discovery of the New World and was called caouthouc, soft bread was used to erase charcoal or pencil marks on parchment or paper. In 1770, British chemist J. Priestley discovered that caouthouc had the ability to rub out marks, and named it rubber. … *Some of the terminology explanations that mention "Kauchuk" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…ラバー消しゴムとプラスチック消しゴムに大別される。メキシコを起源とするゴムが新大陸発見によりヨーロッパに伝えられ〈カウチュクcaouthouc〉と呼ばれていたころ,羊皮や紙についた木炭や鉛筆の跡を消すのには軟らかいパンが用いられていた。1770年イギリスの化学者J.プリーストリーがカウチュクに字を消すrub‐out性能があることを発見し,ラバーrubberと命名した。… ※「カウチュク」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
Born: March 9, 1758, Tichenbronn, Baden Died: Augu...
A village in Ibi County, western Gifu Prefecture. ...
…It is similar to the common shepherd's purse...
(Abbreviation of "Japan Art Academy Exhibitio...
Year of death: March 10, 1637 (April 5, 1637) Year...
(Abbreviation of "expansion materials" o...
→ Einhard Source : Heibonsha Encyclopedia About My...
To describe chance phenomena mathematically, event...
An insurance system. Although its technical basis...
An academic field that studies the water cycle on...
…A general term for birds in the Spheniscidae fam...
The Ten Commandments of Moses. The original meanin...
An artificial satellite that acts as a space rela...
...The person who led the movement was Shimizu Se...
…2.53 million (1989) live in Central Asia, former...