Diatoms

Hey everyone, I'm making a film on Diatoms and was wondering if there where any cool facts or points i should cover that might amuse children. it's aimed more towards educating kids on Diatoms. Thanks! -Dave

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There there is the scouring powder called Bon Ami and the use of diatomaceous frustules to discourage tiny garden pests.

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Also... I need one biological and one commercial reason why diatoms are important? Here are hints about the commercial side of diatoms : 1) Nobel+Dynamite 2) Oil prospection 3) Filtration Cheers, Dr D

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Also... I need one biological and one commercial reason why diatoms are important?

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Well thats the question I don't know about so can someone provide a reasoning? Thanks :D

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