1, crabs killed without cooking need to be put into the refrigerator for freezing and preservation;

2, killed the crab is best eaten as soon as possible, if not cooked within 2 hours to eat, to be placed in the refrigerator or frozen, otherwise the crab will reproduce a large number of bacteria, and further production of toxic substances, if you eat this dead crab will appear food poisoning, so crabs are not edible if you killed without cooking. The first thing you need to do is to put the crab in the refrigerator.