1 Sentences With "ballpens"

How to use ballpens in a sentence? Find typical usage patterns (collocations)/phrases/context for "ballpens" and check conjugation/comparative form for "ballpens". Mastering all the usages of "ballpens" from sentence examples published by news publications.

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The block is held in the hand and the felt rubbed against the writing, which it easily wipes off. Chalk dust is released, some of which sticks to the eraser until it is cleaned, usually by hitting it against a hard surface. Various types of eraser, depending upon the board and the type of ink used, are used to erase a whiteboard. Dedicated erasers that are supplied with some ballpens and permanent markers are intended only to erase the ink of the writing instrument they are made for; sometimes this is done by making the ink bond more strongly to the material of an eraser than the surface it was applied to.