abdillahi3822 abdillahi3822

26-09-2017
Chemistry

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What should be done with an unused or used chemical once it has been taken from the original container?

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emily070505097 emily070505097

26-09-2017

If there is any unused Chemicals left in the container it should be properly disposed and chemicals taken out of the original container should not be poured back into the container because it can be contaminated

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