How to distinguish true and false disposable cornstarch tableware?

The distinction is simple and can be divided into three aspects: Observation: Starch holders are matt products, some are light yellow or milky white. Instead of starch products, the color is dark or bluish white. Taste discrimination: starch products have a slight corn paste smell or plant fragrance after similar products rub against each other to generate heat, and other products have a plastic smell.