Tuesday, June 14, 2011

Flexible bone

Experiments from Ania&Jessika&Nicola

Needed materials:
chicken's bone , vinegar, jar
Put the bone into the jar and fill with vinegar. Screw the lid on a jar and to put back on 2 weeks.

So vinegar is rinsing chemical associations's mineral out in the bone organic compounds stay.
The bone is elastic and it isn't possible for her to break.

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