There are many chemistry laboratory equipment . Some of them are analytical balances . It is used to measure the weight of an object.In nowdays the scientists know different types of balances. The paper in mention present information... more
There are many chemistry laboratory equipment . Some of them are analytical balances . It is used to measure the weight of an object.In nowdays the scientists know different types of balances. The paper in mention present information about the parts and instructions of balances , and anothers importants parameters related with instrumentation in Analytical Chemistry .
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Asbestos materials have been used for insulation in buildings and in various products such as roofing materials, water supply lines and clutches, brake linings, gaskets and pads for automobiles. Today, chrysotile . The only commercial... more
Asbestos materials have been used for insulation in buildings and in various products such as roofing materials, water supply lines and clutches, brake linings, gaskets and pads for automobiles. Today, chrysotile . The only commercial asbestos still in use , is mostly used in fibre cement boards. We need to consider the environmental implications of this element and how its use is being regulated these days
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This guide is intended for those involved in the storage, transportation and distribution of pharmaceuticals .
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©WHO