女子清洗金手镯，竟被洗掉5克黄金？！

Core Viewpoint - The rising gold prices have attracted attention globally, leading to an increase in fraudulent activities related to gold jewelry [1][3]. Group 1: Incident Overview - A woman named Wang (pseudonym) was approached by a street vendor who offered free cleaning and reshaping of her gold bracelet [4]. - The vendor used a chemical solution known as "aqua regia" to dissolve gold, claiming it was for cleaning purposes [4]. Group 2: Investigation and Outcome - After receiving her bracelet back, Wang noticed it had become lighter and suspected foul play, prompting her to report the incident to the police [7]. - Police weighed the bracelet, finding it to be 22.67 grams, which was 5.33 grams lighter than the original weight recorded on the purchase invoice from 2013 [7]. - The vendor confessed to the theft using aqua regia and has been criminally detained, with the investigation ongoing [9]. Group 3: Public Advisory - Authorities advise the public to seek services from legitimate gold shops rather than street vendors and to verify the weight of precious metals before and after processing [10].