So the shell is all edible, as long as you are not afraid of the sand is good, in fact, as long as the flower armor in seawater for a few days, and drop a few drops of some oil, which will make the flower armor spit out clean sand, and then burned to eat will not be a problem. If you do not want to eat the sand must be removed where there is black.
So, the most important thing to eat flower armor is to clean the shell of the flower armor and spit clean sand, as long as you do these two points, casually cooking flower armor are very delicious.
There is no clinical evidence or scientific research to prove that the microbes and contaminants that may collect in the guts are harmful to the human body. So far, there have been no cases of poisoning or injury caused by eating these dead ends.
Is there a dead part you can't eat? If you are skeptical of this part, or taste and psychological feel dirty, eat heart feel uncomfortable, can not eat, experience has experience. Freshwater fish bile is bitter from the taste, gills, crab gills and other respiratory organs can not be eaten, dirty things are hidden in the gills. And other parts such as crab intestines, etc., did not say absolutely inedible.