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How to draw on a projector "overhead" slides and laminated sheets |
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Written by IppTak
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Tuesday, 24 April 2007 |
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Surprisingly, dry erase markers do not work so well when combined with an overhead projector. Some argue that it's the intense heat from the project, and some argue that it's simply the slides or laminating sheets that don't work well with dry erase markers. In this situation, one is supposed to use a "Wet Erase Marker." Here's an excellent definition:
What makes wet erase (like Vis-a-Vis) markers different from dry erase markers? Wet erase markers contain water-soluble dyes and are intended for acetate, film or non-porous laminated surfaces. Wet erase markers can only be removed with a damp tissue or cloth. Dry erase markers erase with an eraser on most non-porous materials, like whiteboards, porcelain, melamine and glass. (http://www.expomarkers.com/sanford/consumer/expo/jhtml/faqs.jhtml?cat=markers&repId=1000#markers) Here's an example of a marker from Expo, the Vis-a-Vis wet dry erase marker. http://www.expomarkers.com/sanford/consumer/expo/jhtml/productDetail.jhtml?attributeId=EXPOPA000039¤tType=EXPOPAT100003 One person has commented on this article. 1. Guest User, |
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Last Updated ( Tuesday, 24 April 2007 )
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