What do you mean when the bowl splits at dinner?

When eating, the bowl cracked, which actually can't explain anything, but only shows that the quality of this bowl is serious. problem Or the quality of this bowl is defective and can't stand the high temperature of a hot meal. It may even explain the principle of thermal expansion and cold contraction, which eventually leads to the physical destruction of enamel bowls and the rupture of sugar bowls. Therefore, when eating, the broken bowl doesn't mean anything. It's just that the older generation are superstitious and often use this unlucky phenomenon to predict unlucky things.