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Oil rig model

  1. Apr 13, 2016 #1
    I have to make an oil rig model with the size of 60x50x50cm by using recycled materials and weight will be added from 1 kg to 10 kg depends on its stability. How can I make this model float? thank you
  2. jcsd
  3. Apr 13, 2016 #2


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    Hello Amira, :welcome:

    Use a few PET bottles....
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