? Loose eggs.

Spun eggs are also known as skin eggs, which are pickled by industrial copper sulfate to shorten the pickling time. It is true that most of the local companies making leather eggs in Nanchang use copper sulfate for pickling, shortening the production cycle of leather eggs to about a month.

Because industrial copper sulfate often contains lead, arsenic, cadmium and other toxic and harmful elements, used in the processing of eggs, will lead to food heavy metal content exceeding the standard, and the hazards of poisonous eggs is also due to the heavy metal content exceeding the standard.

The following groups of people should not eat eggs:

1, children

In addition to lead in eggs, there are zinc and mercury and other heavy metals, children's absorption of heavy metals is strong, will cause poor bone and tooth development, loss of appetite, gastroenteritis, serious will affect the development of intelligence.

2, the elderly

Because of the high content of lead in the skin eggs, easy to cause dementia, hair loss, tooth loss, loss of sense of direction and other symptoms.

3, pregnant women

Because of the high content of lead in eggs, it is easy to lead to miscarriage, preterm delivery, fetal deformities, fetal malnutrition, fetal brain retardation, mental retardation, behavioral defects and other hazards.

The above references? Baidu encyclopedia - skin eggs, people's network - every day to eat skin eggs will be? Who can not eat leather eggs?