Know the digital logo on the bottom of the disposable p […]
Know the digital logo on the bottom of the disposable paper cup. Knowing the meaning of each number on the bottom of the different cups, you don't have to worry about the harm of these disposable cups.
"1" - PET (polyethylene terephthalate), which produces carcinogens after 10 months of use.
"2" - HDPE (High Density Polyethylene), difficult to clean, easy to breed bacteria.
"3" - PVC (polyvinyl chloride), easy to produce carcinogens in case of high temperature and oil.
"4" - LDPE (low density polyethylene), which is prone to harmful substances at high temperatures.
"5" - PP (polypropylene), special material for microwave lunch boxes.
"6" - PS (polystyrene), heat and cold, can not be used for microwave.
"7" - PC and other categories, used to make bottles, space cups, space bottles, but this material cup is easy to release the toxic substance bisphenol A at high temperatures, which is harmful to human body. Do not heat when using this cup, do not expose to the sun.