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soccer1212

  • one year ago

Some chemicals can be both useful and harmful to us.

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  1. sauravshakya
    • one year ago
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    very true

  2. soccer1212
    • one year ago
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    i mean do you agree with that? and why?

  3. UnkleRhaukus
    • one year ago
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    http://www.dhmo.org/facts.html

  4. ghazi
    • one year ago
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    compounds like TNT is used for both constructive and destructive purpose, element like uranium, for nuclear reactor and nuclear bomb, so it depends how you are making use of it :)

  5. .Sam.
    • one year ago
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    HCl, harmful if you spill it on your skin, useful for neutralizing very basic solutions.

  6. undikyumantoro
    • one year ago
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    mybe harmful,but many chemicals are usefull if we can use it well :)

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