1. Remove the shrimp whiskers: Shrimp whiskers are inedible. When cleaning live shrimps, use scissors to cut off all the shrimp whiskers and small claws of the shrimp. These things are inedible and contain some bacteria.

2. Soak in salt water: After cleaning the live shrimp, pour some hot water into the basin and add a handful of salt. After it dissolves and lets cool, immediately put the live shrimp in. The salt will kill the bacteria in the shrimp. And the dirty things were cleaned up.

3. If you want to keep the shrimp head, squeeze it clean: It is best not to leave the shrimp head. Just pull it off. However, if you want to eat the shrimp head, remove all the things inside the shrimp head. Squeeze it out. Inside the shrimp head are some of the shrimp's internal organs, which are unclean.

The difference between live shrimp and dead shrimp:

1. The taste is different: live shrimp has no fishy smell. Dead shrimps have a strong fishy smell.

2. The taste is different: live shrimps are chewy and taste better. The dead shrimp had no chewy texture and tasted a bit like rotten meat.

3. Different elasticities: The flesh of live shrimp is elastic and the tail is powerfully curved. The flesh of dead shrimp is soft, inelastic, dry and limp.