The pros and cons of disposable paper cups can be ident […]
The pros and cons of disposable paper cups can be identified through the "one look, two smell and three touch" method.
Look: In addition to looking at the name of the manufacturer, address, production date, etc. on the packaging, you must also look at the light. If there is blue light or impurities, it is best not to buy;
Smell: whether there is a pungent smell;
Touch: It feels very soft, it may be a low-quality product.
Tip: When using disposable paper cups, it is best to scald them with boiling water to let the harmful substances in the paper cups fully evaporate.