If you careful enough you will find numeral on the bottom of each plastic bottle. But people usually do not know the meaning of those numbers. So this article will help you.
Plastic cup, plastic bowl, plastic bottle etc, our life is filled with numerous colorful plastics. Do you still use them? If so, throw them away immediately. It is not the choice for fashion, but also for health. Because many of those plastics are made of PET which is the main factor cause cancer.
Drink bottles are mainly made of plastic, and there is usually a symbol of triangle with arrows on the bottom. If you careful enough, you can see a numeral in it. Usually different Arabic numeral represents different plastic material. For example, generally we can find number “1” on the bottom of mineral water bottles or carbonated beverage bottles. It means this kind of bottle is suitable for containing liquid below 70. If the temperature is over, then the bottle’s shape would change. Meanwhile, the harmful substance in the plastic would release. It is reported that this kind of plastic container would release carcinogenic substance after reusing for ten months. Thereby, you should throw away this kind of bottle immediately into dustbin after drinking.
The lunch boxes we use often usually with numeral “5” on the bottom. This is the only plastic box we could reuse in microwave oven after washing. While be careful for the cover of lunch boxes because a lot of them are with number “1”. If so, remember do not put it in the microwave oven. Moreover, some instant noodles and packing boxes are with numeral “6”, this means its material could resist heat and cold, but you could not put it in the microwave oven. Besides, the container made of this material could not used to contain Acid and alkaline food like orange juice. Otherwise, it would release polystyrene which is harmful to body.
The meanings of other numbers are as follows. Numeral “2” means this kind of plastic is mostly used in containing cleaning supplies and bath products, and also could reuse. Numeral “3” plastic is rarely used in food package, but some illegal businessmen use it to contain drink, so be careful for it. Numeral “4” plastic is mostly use in producing preservative film, plastic film and so on.
In conclusion, plastic substance is not good for our health; you should try our best to live without it. Because it is both good for the environment we live.
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