Plastic Bottom Identification Digital Coding Knowledge

Plastic bottom of the triangle in the different numbers, representing the different materials and uses, which you know?

"1" PET Polyethylene terephthalate

  Common mineral water bottles, carbonated beverage bottles and so on. Heat to 70 ℃ easy to deformation, there are harmful substances into the human body. No. 1 plastic products after 10 months, may release the carcinogen DEHP. Can not be placed in the car sun; do not pretend to wine, oil and other substances

 "2" HDPE high density polyethylene

  Common white vials, cleaning supplies, bath products. Do not use it as a cup, or use it as a storage container for other items. Clean is not complete, do not use recycling.

   "3" PVC PVC

  Common raincoats, building materials, plastic film, plastic boxes and so on. Excellent plasticity, cheap, so the use of very common, only heat 81 ° C. High temperature is easy to have bad material, rarely used in food packaging. Difficult to clean and easy to use, do not use. Do not buy drinks

   "4" PE polyethylene

  Common plastic wrap, plastic film and so on. High temperature when there are harmful substances, toxic with food into the human body, may cause breast cancer, neonatal birth defects and other diseases. Keep the film into the microwave.

   "5" PP polypropylene

 Common soy milk bottles, yogurt bottles, fruit juice bottles, microwave lunch boxes. Melting point up to 167 ℃, is the only plastic box can be put into the microwave, can be reused after careful cleaning. It should be noted that some microwave lunch boxes, box to the No. 5 PP manufacturing, but the lid is to No. 1 PE manufacturing, PE can not withstand high temperatures, it can not be put together with the box into the microwave oven.

   "6" PS polystyrene

  Common bowl of instant noodles, fast food boxes. Can not be placed in the microwave, so as to avoid the high temperature and release of chemicals. Sugar (such as orange juice), alkaline substances, the decomposition of carcinogenic substances. Avoid using fast food boxes to pack hot food. Do not cook the instant noodles with a microwave oven.

   "7" PC other class

  Common kettle, space cup, bottle. Department stores commonly used this material when the cups as gifts. It is easy to release toxic substances bisphenol A, harmful to humans. Do not use the heat, do not direct sunlight in the sun.