Anyone who buys plain water in plastic bottles may have noticed the expiration date label written on the bottle or on the cap. Many people may wonder if plain water can really expire. Today, we have a short summary for you to listen to.
Does plain water have an expiration date?
The answer is that plain water does not have an expiration date. But what does expire is the expiration date of the bottle or packaging that contains the water. According to the ยูฟ่าเบท Food and Drug Administration (FDA), manufacturers must set an expiration date of 2 years. For plastic water bottles. The reason is that the PET plastic used to make water bottles is a type of plastic that can only be used a few times. After a certain period of time. It becomes brittle and breaks. Causing the water inside to leak and possibly become contaminated with germs, which is unsafe for users.
However, even though the bottle has a shelf life of 2 years. If we open the bottle and touch it directly with our mouth, we should consume it all. Because there is a chance that microorganisms and bacteria can grow and we should not share it with others.
As for the misunderstanding that many people have, it is that putting a bottle of water in the freezer will release harmful substances. This is not true. The dioxin that is said to come out and mix with water if it is put in the freezer is not true. This substance is found in PVC (nowadays, it has been developed to have much less of this substance), not PET, which is used to make water bottles. Even putting a hot water bottle in a car does not release any substances.