About the bubble tea cup, plastic cup, coffee cup, plastic lid we should know
Have you noticed the sign on the cup lid for buying hot coffee?
There are many cup lid has a triangle in the middle that says the number 6. This shows that the lid material is made by No. 6 plastic polystyrene (PS). This kind of plastic at high temperatures will release chemicals and harmful. Tips: When you drink hot drinks better not to use the lid.
The heat-resistance temperature for No.1 is 70℃, No.6 is 90℃, No. 2 is 100℃, No.5 is 130℃
Tips: The color also is very important for the lid. Do not choose the black lid.
It is better to use white or transparent lid instead of black one. Because black color last color in plastic processing. Some may be made of salvaged material.
Learn more about the numbers on the plastic products:
No. 1 – PET: Poly ethylene terephthalate. PET usually be used for mineral water bottles and carbonated beverage bottle, which heat-resistance temperature is 70℃, not fit for acid-base property.
No.2 – HDPE: High-density polyethylene plastics. HDPE is use for bottles of medicine, shower gel etc.
No.3 – PVC: Poly vinyl chloride, stop using for food stuff because the harmful emissions.
NO.4 – LDPE: Low-density polyethylene plastics, used for preservative film and preservative bags. But the heat-resistance temperature is low. It affect hot melting when the temperature over110℃.
NO.5 – PP: Polypropylene, used for micro-wave oven meal box which heat-resistance temperature about 130℃.
NO.6 – PS: Polystyrene, used for instant noodles boxes and snack containers. But it would explode chemical substances for high temperature.
NO.7 – PC and others: Polycarbonate usually for feeder, feeding-bottle, sport bottles etc. But the controversy is containing BPA.
So please choose the right one and use it in right way in daily life.