Careful friends will find that the hot paper cup has a layer film and has a good heat resistance. Hot paper cups are not innocuous and harmless under the soaking of high temperature drinks.
Hot paper cups are not suitable for making tea.
If a paper cup and glass are used to make tea at the same time, the color of the paper cup tea is more deep than that of the glass. This is due to the oxidation of the tea polyphenols, and there is no glass in the taste.
Hot paper cups are not suitable for the use of wine: the release of harmful substances
Alcohol in the wine is easy to penetrate into the outer layer of the paper cup, and sometimes it dissolves the ink of the external pattern of the paper cup. The ink contains harmful substances in benzene.