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Six kinds of eggs can't be eaten absolutely
1:51 AM, Sep. 24, 2008
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Six kinds of eggs can't be eaten absolutely The egg is nutritious, can supplement many kinds of nutrition for the human body, but several kinds of eggs can't be eaten, do you know?
Crackle egg: Egg in transport, store and course of packing etc., because of shake, reason of pinching etc., will make some eggs cause the crack, crackle, very apt to be invaded by the bacterium, it is longer and unsuitabler to eat if stand time.
Glue the shell egg: It is too long because this breeding eggs store time, the membrane of egg yolk becomes weak toughly, stick egg yolk in the eggshell closely, if some to can also take while being red, egg membrane stick to eggshell move, stick to skin to be outside dark black closely, and the one with peculiar smell, should not eat again.
Rotten egg: Because the bacterium invades and breeds in the egg in a large amount, produce and go bad, the eggshell is dark and gray, even make the eggshell break because of sulphurating the body of hydrogen by the inside and swelling, and the mixture in the egg is grayish green or dark yellow, there is stench flavor, this egg can't be eaten, otherwise will cause bacterial food poisoning.
Distribute the yellow egg: Because transportation waits for and shakes fiercely, the membrane of egg yolk breaks, cause machinery to break up yellow; Or the length of time is too long, invaded the egg by the eggshell air vent in the body by the bacterium or mould, and destroyed the protein structure to cause scattered and yellow, the liquid of egg is rare and muddy. If it is minor to break up yellow, there is no peculiar smell, can still eat after frying and boiling etc. and dealing with at high temperature, but if the bacterium breeds in the body of egg, the protein has already changed the sex, it can't be eaten that there are stinks.
Stillborn fetus egg: Egg because of be polluted by the bacterium or parasite, add temperature, fine reason of damp condition in the course of hatching, cause embryos to stop the egg of the development and call the stillborn fetus egg. Breeding eggs this suck nutrition change already, relatively long, protein decompose, can produce many kinds of noxious substances such as death, so unsuitable to eat.
Stale egg: Some eggs are caught in the rain or made moist, will wash the protection membrane of the surface of eggshell off, make the bacterium invade one in eggs staly and rottenly, there are black spots that are erupted simultaneously mouldly on causing the eggshell, this breeding eggs are unsuitable to choose eating too.
In addition rush down yellow egg, blood muscle egg,etc. generally should not be purchased and eaten either still.
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