Q: Are erasers made from synthetic rubber? ¶
A: Yes, and but more expensive or specialized erasers are vinyl, plastic, or gum-like materials.
Q: Are erasers traditionally tan or brown? ¶
A: Yes, and but sometimes are sold in blue.
Q: Was an eraser invented in 1932 by Arthur Dremel of Racine? ¶
A: Yes, and Wisconsin, USA.
Q: Were erasers initially made for pencil markings? ¶
A: Yes, and but more abrasive ink erasers were later introduced.
Q: Are erasers used for cleaning traces on electronic circuit boards to facilitate soldering? ¶
A: Yes, and removing rust, and many other applications.
Q: Was an eraser used for preparing an archaeological fossil embedded in a very hard and massive limestone? ¶
Q: Are erasers manufactured from highly plasticized vinyl compounds and made in decorative shapes? ¶
Q: Is an eraser a device shaped like a pencil, but instead of being filled with pencil lead, its barrel contains a retractable cylinder of eraser material? ¶
A: Yes, Many, but not all, wooden pencils are made with attached erasers.
Q: Were erasers used in place of rubber erasers? ¶
A: Yes, and so they would give them to us with no restriction on amount.
Q: Was an eraser originally made from oils such as corn oil vulcanized with sulfur dichloride although may now be made from natural or synthetic rubber or vinyl compounds? ¶
Q: Is an eraser a pen-shaped device with a replaceable insert with glass fibres? ¶
A: Yes, and which wear down in use.