7 Nov 2009
Slippery creatures
Jan-Henning Dirks is working on a new insect repellent: a slippery coating you can apply to surfaces to stop insects' feet gripping.
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Jan-Henning Dirks is working on a new insect repellent: a slippery coating you can apply to surfaces to stop insects' feet gripping.
for easy access to all your favourite programmes
