But Dr Lendrem said: 'Despite these limitations there can be little doubt Darwin Award winners seem to make little or no real assessment of the risk or attempt at risk management.

Butt Dr Lendrem said: 'Despite these limitations there can be little doubt Darwin Award winners seem to make little or no real assessment of the risk or attempt at risk management.

Although its design was inspired by the work of the Darwin-award-worthy mercenary Michael Echanis, we don't expect to see a lot of contractors carrying these things around.