“沙金”首饰无真金 镍释放量严重超标

Group 1 - The article discusses the rising popularity of "sand gold" jewelry as a cheaper alternative to traditional gold due to the continuous increase in gold prices this year [1][2] - "Sand gold" is claimed by merchants to be durable, not fading, and resistant to fire, with prices ranging from a few hundred yuan to lower prices at night markets [2][3] - The term "sand gold" is misleading as most of these products are made from brass with a thin layer of gold plating, rather than containing significant amounts of gold [4] Group 2 - Many merchants are unaware of the actual composition of "sand gold" jewelry, and the products are often marketed with exaggerated claims about their durability and quality [4] - Testing has shown that some "sand gold" jewelry releases nickel at levels exceeding national safety standards, posing potential health risks to consumers [5] - Legal experts indicate that merchants engaging in false advertising regarding "sand gold" products could face severe penalties under Chinese law [5]