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Drywall Versus Plaster: How To Tell the Difference between them

Homeowners often have difficulty distinguishing between plaster and drywall. Of course, this confusion is caused by the similar uses of these materials in constructing residential walls and ceilings. Luckily, several methods can be used to determine whether a surface is made from drywall or plaster.  [ez-toc] Homes constructed before 1950 commonly use plaster, while those

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The difference between electrical and electronics: IMPORTANT distinction

You might wonder what the difference is between electrical and electronics. Both terms sound quite similar. Electrical mainly focuses on using electricity to do mechanical work (such as pumping up water). Electronics change data or signals (for example, in a computer chip in the water pump). As electrical devices get smarter, more electronics such as

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