The meaning of the triangle in the plastic bottles

Everything from foods, soft drinks to plastic bottles or wrapping. Many of us use these plastic bottles for multiple purposes without knowing.

Eat food in plastic made plates, drink water from plastic bottles. But it can also be lethal cancer. The plastic bottle has a triangle on the floor. This symbol describes how much of the bottle was made. How reliable is it, it is understood by the number in this symbol.
If the triangle has 1 number, it means that the bottle can be used only once. Polyethylene terrestle plastic used in the bottle. Handicap for health use in many types of such bottles.

2. If there are two types of polythene in this type of plastic bottle.

Basically these bottles are used for keeping shampoo or detergent.
3: This type of bottle should not be used more. Because this bottle is made from 'Polivinol chloride' or 'PVC'. There is a risk of cancer. This bottle is used to keep 'peanut butter'.

4: This type of plastic is suitable for many uses. In particular, lots of these symbols are seen in plastic packets. This sign is very expensive bottle.

5: Safe and Useful These types of signs are seen in the icme cups or syrup bottles or food containers.

6 or 7: Plastic Red Cards are called one. These types of plastic are seriously harmful. Because these types of plastic are made in polystyrene and polycarbonate Bisphenol. It creates hormonal problems in humans. Continuous use of such plastic enhances the tendency of cancer.