The CrustaStun is a device designed to administer a lethal electric shock to shellfish (such as lobsters, crabs, and crayfish) before cooking.
The CrustaStun design consists of a stainless-steel box approximately the size of a domestic microwave oven containing a tray with a wet sponge and an electrode.
[1] However, the source for the claim states that death occurs much more quickly during boiling; in crabs, by about 10 seconds.
[2] The inventor, Simon Buckhaven, spent two years developing the device with scientists from the University of Bristol.
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