Public Safety & OSHA
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Background: Doorstops are pretty convenient for holding doors open. Fig. 1: A doorstop. Or a wedge of cheese. OR PERHAPS BOTH?? The issue: But sometimes, propping open a door is FORBIDDEN due to fire regulations—the door might need to be closed in order to slow the spread of fire (Fig. 2). Although there exist magnetic…
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The issue: There are a few diseases that are making a comeback, despite the fact that vaccines exist for them. Polio is an especially dire example. There are many reasons for this, some of which are: 1) In disease-free areas, these diseases are unknown and thus have no power to terrify. 2) In some remote…
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