The digital secrets at the bottom of plastic bottles are a must-read for your health
CCTV news: I have drunk a lot of mineral water and beverages, and used many kinds of cups, but have you ever noticed the triangle sign on the bottom of the bottle? Which cups release toxic substances when exposed to high temperatures? We drink water cups, mineral water bottles at the bottom have a triangle with an arrow, triangle inside there is a number, generally 1-7, the number is different, representing the practical range of materials, toxicity differences.
A picture to understand the secret of the bottom of the plastic bottle
These 4 sentences, you must see!
1 The first sentence
3, 6, 7, be careful when using, but also can not be heated repeatedly.
2 The second sentence
No. 5 can be used for microwave oven heating, when buying microwave oven heating box, be sure to see whether there is a "5" at the bottom.
3 Although the third sentence
No. 2 can be reused after cleaning, these containers are usually not easy to clean and will become a breeding ground for bacteria. Therefore, it is best not to recycle them either.
4 The fourth sentence
No. 1 is our most common mineral water bottle, heat resistance is only 70 бу C, heating is easy to deform, there are harmful substances melt out. So give children water do not repeatedly use mineral water bottles.