Glass poisonous, you believe it
Currently on the market circulation crystal glasses are mainly two: lead-free crystal glass and lead crystal glass former general potassium, mostly for high-end crafts and a logo on the packaging; the latter lead, and that is, in some supermarkets. common crystal glassware on the stall in an amount up to 24% lead oxide. glass leaded crystal made of artificial bloom liquor, cola, honey and fruit juice containing acid and other acidic drinks or other acidic foods when daily life of lead ions may form soluble lead salt with a beverage or food intake by the body, a serious health hazard, according to Zhu, director of the West Branch of poisoning fourth hospital of Sichuan University professor introduction, lead to more free state or inorganic compounds and other forms through the blood to blood vessel-rich central nervous system - the hippocampus and cerebral cortex harm when the blood lead levels of 30 micrograms / liter, there will be generalized weakness, dizziness, headache, anemia, memory loss. muscle and joint pain, constipation, irregular menstruation, women and other neurological toxicity. arteriosclerosis, peptic ulcers and retinal bleeding and other symptoms are also related to lead contamination. high blood lead levels, the patient's mouth, metallic taste, moisture penetration patient intravascular Iruma brain matter will lead to cerebral edema and cerebral hemorrhage, demyelinating disease and other pathological changes. when long-term exposure to lead and its compounds, an excess of lead will be deposited in the skeleton, buried fracture risk. for this reason , the experts recommend that consumers choose glass to drink water, avoid the use of glass wall coated with paint and inexpensive lead crystal glass. on how to identify lead-free glass and leaded glass, glass in good network glass information is described in detail, we wish to refer to the differential method for themselves to buy a really good cup of water with health.