Do copper coins prolong the life of cut flowers?
After you have completed the flower experiment at http://hitormyth.hull.ac.uk/ please tell us your results.
After 1 day which vase of flowers looks fresher?
After 3 days which vase of flowers looks fresher?
After 5 days which vase of flowers looks fresher?
After 7 days which vase of flowers looks fresher?
After 10 days which vase of flowers looks fresher?
What type of coin did you put in the water, e.g. UK 2 pence piece or US 1 cent?
Your answer
What type of flowers did you use?
Your answer
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