speech on Periodic Table of chemical elements.: Impact on Human welfare
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Periodic table of chemical elements: Impact on human welfare
Explanation:
these are used in making drugs medicine
Used as neculear power for production of electricity bill for human walfare
for example Iodin isotopes I131 is used for thyroid
Na used in our diest
Use of aluminum foil for packing food
use of murcury in thermometer
use cfc inside refrigerator Air conditinor
Use of graphite in writing
use gold and silver in jewellery
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