Daily health care for pregnant mothers in early pregnancy (7th week)
Pregnant mothers should not use enamel cups to drink hot drinks. Maybe you don’t know that enamel utensils commonly used in households may bring unexpected harm to pregnant mothers. The porcelain on the surface of enamelware is composed of sodium silicate and metal salts, which contain a lot of lead and toxic metal elements such as bismuth, cadmium and antimony. According to a research report, a certain amount of lead can leak out from enamelware after being soaked in 4% acetic acid…