5/16/2023 0 Comments Marked water bottlePlastic bottles can harbor harmful bacteria, which is why most manufacturers recommend you use them only once. If this is something you want to avoid, you can skip polycarbonate bottles and BPA-containing plastics. Some bottles in this category could leach BPA. A study found that participants who drank from polycarbonate bottles for one week showed a significant increase of BPA in their urine sample. Polycarbonate bottles fall under this category. Not all plastics classified as “7” have BPA, but some do. This type of plastic is a low risk for chemical leaching.Ĭoncerns with type-7 plastics. If you happen across a water bottle marked with a “2,” you can reuse it as long as it’s washed well and not cracked or otherwise damaged. It’s best to keep these bottles at room temperature and out of the sun to minimize any chance of any leaching.Ĭoncerns with type-2 plastics (HDPE plastics). Still, chemical leaching risks are low when you store PET bottles correctly. The FDA has declared PET plastics as safe for single and repeated use.īut when these types of plastics are kept in extremely high temperatures, there is a risk of a chemical called antimony leaching. Concerns with type-1 bottles (PET plastics). But with the right storage and type of plastic, this isn’t normally a concern with single-use plastic bottles. This is when chemicals from the plastic mix with whatever liquid you put inside. Chemical LeachingĪ common concern with reusing water bottles is chemical leaching. Many people avoid products that contain BPA because of their potential impact on hormonal balance. BPA is a chemical that has been linked to disruptions in the endocrine system, which is in charge of regulating your hormones. Some water bottles in this category may contain bisphenol A, otherwise known as BPA. “7” is the ID code for plastic materials that don’t fit under any other category. This makes it a good material for detergent bottles, soap bottles, and gallon-size liquid containers. If your bottle displays a “2,” the plastic is high-density polyethylene (HDPE). This lightweight plastic is useful for water bottles and containers like sauce bottles, nut butter containers, and other food packaging. ![]() If you see a “1” on your bottle, it means polyethylene terephthalate. Polyethylene terephthalate (PETE or PET). Here are three of the most common kinds of plastics found in water bottles. That number can also help you determine how safe it is to reuse. Most water bottle packaging will display a number printed inside a triangle to show what kind of plastic it is. Whether or not this is safe depends on the plastic used. But if you’re concerned about the environment, or need a container in a pinch, you’ve probably wondered if you can refill them. Most water bottle makers intend for their products to be single-use.
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