What does eraser mean?
: one that erases especially : a device (such as a piece of rubber or a felt pad) used to erase marks (as of ink or chalk)
What is the use of eraser?
eraser, piece of rubber or other material used to rub out marks made by ink, pencil, or chalk. The modern eraser is usually a mixture of an abrasive such as fine pumice, a rubbery matrix such as synthetic rubber or vinyl, and other ingredients.
What are plastic erasers made of?
Vinyl or Plastic Erasers Vinyl erasers are made of soft vinyl and are sometimes called plastic erasers. These erasers are the toughest of the bunch. If not used properly, they can easily tear paper.
What is an eraser called?
(After all, a sharpener can have pretty curious names that are preferred in some areas, but sharpener is generally used in most places.) So far, I’ve come across statements that the most common used terms are eraser/rubber shavings, eraser/rubber dust, eraser crumbs, rubberings, and eraser waste.
What is the British word for eraser?
In the UK “rubber” is a proper word for what Americans would call an “eraser” but if you ask an American if they “have a rubber” they might look at you a bit funny because this word has a “slang” meaning as being a condom.
What is eraser in American English?
error | American Dictionary error. noun [ C/U ] us. /ˈer·ər/ a mistake, esp.
What is the difference between eraser and rubber?
is that eraser is a thing used to erase or remove something written or drawn by a pen or a pencil while rubber is (uncountable) pliable material derived from the sap of the rubber tree; a hydrocarbon polymer of isoprene or rubber can be (sports) a series of an odd number of games or matches of which a majority must be …
Why is an eraser called a rubber?
“Rubber” actually gets its name from erasers. It was Priestley who is generally credited for naming rubber. The erasing “substance” he described in 1770—initially referred to as “India gum”—required, he remarked, rubbing action on the part of the user.
Are plastic erasers better?
Vinyl erasers, also called plastic erasers, are the toughest erasers on this list. If not used carefully, they can easily tear through paper. These erasers are definitely handy as they can erase almost anything, even ink! Vinyl erasers are preferred by draftsmen because of their clean and complete erasing.
How do erasers work?
Erasers work because of friction. As the abrasives in your eraser are rubbed against paper, friction produces heat, which helps the rubber become sticky enough to hold onto the graphite particles. As the rubber grabs the graphite particles, small pieces of combined rubber and graphite get left behind.
Why do erasers stick to plastic?
And erasers work, in turn, because the polymers that make them up are stickier than the particles of paper—so graphite particles end up getting stuck to the eraser instead. They’re almost like sticky magnets.
Are PVC erasers safe?
All rubber erasers and the majority of the plastic erasers made by Faber-Castell are PVC-free. Faber-Castell PVC-Free erasers do not contain harmful phthalate plasticizer. Phthalates have been reported to cause several undesirable effects when exposed to the human body.
What is the definition of an eraser in English?
English Language Learners Definition of eraser chiefly US : a small piece of rubber or other material that is used to erase something you have written or drawn See the full definition for eraser in the English Language Learners Dictionary
What kind of Eraser is best for classroom use?
This five-pack of soft plastic Tombow erasers is a great option for any classroom, offering effective mark removal. This five-pack of soft plastic Tombow erasers is a great option for any classroom, offering effective mark removal. . . . Only 1 left in stock – order soon.
What kind of eraser do you use for drafting?
Also referred to as “plastic erasers” or “drafting erasers”, these erasers are hard — literally. They have a rigid texture and are capable of doing some heavy-duty erasing, with the ability to lift even ink from a page. Their clean and complete erasing capabilities make them the favored type for drafters.
What was a pencil eraser used for Before rubber?
A pencil eraser. Before rubber erasers, tablets of wax were used to erase lead or charcoal marks from paper. Bits of rough stone such as sandstone or pumice were used to remove small errors from parchment or papyrus documents written in ink.