Formaldehyde-Treated Cabbage Reportedly Shipped to Jiangsu and Anhui; How Can Consumers Identify It?

甲醛白菜正被运往江苏安徽等地，举报人在合肥某菜场发现甲醛白菜，消费者有什么能分辨出有毒白菜的办法吗？

A public trend signal observed across 1 source.