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soccer1212 Group Title

Some chemicals can be both useful and harmful to us.

  • one year ago
  • one year ago

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  1. sauravshakya Group Title
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    very true

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

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

    • one year ago
  4. ghazi Group Title
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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 :)

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

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

    • one year ago
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