Whether does artful differentiate egg expire

[whether does artful differentiate egg expire] go up the pose puts full water in a big bowl, will unripe egg is put gently. If the egg sinks after all, showing an egg is good; Although sink after all,be like an egg, but stand inside water, explain the egg is about bad immediately, answer to be eaten off as soon as possible; Be like egg float rise, that throws away directly.