Bittner who is also founder of the testing company certichem.
Bpa free water bottles symbol.
If you want to check bottled water for bpa then you must first understand ris.
Ris stands for resin identification codes which are the symbols that explain what type of plastic it is.
Certichem found that 70 percent of products that are bpa free still leach ea chemicals into beverages and food.
They may also be used in other consumer goods.
Be aware however that many metal cans used for foods and beverages like beans and beer contain a lining resin that contains bpa.
Bpa is just one set of chemicals that have estrogenic activity he says.
Bpa stands for bisphenol a.
Do not refill this type of bottle.
Use a bpa free sports bottle instead.
Bpa is an industrial chemical that has been used to make certain plastics and resins since the 1960s.
If even bpa free baby bottles concern you for instance there are newer glass options that include a silicone sleeve on the outside to limit the chance of shattering.
Polycarbonate plastics are often used in containers that store food and beverages such as water bottles.
These types of linings are especially prone to scratching.
If you feel any plastic lining inside a container that isn t marked as bpa free it s best to throw it away.
Metal containers especially aluminum water bottles are sometimes lined in bpa to improve the taste of the water.
Bpa is found in polycarbonate plastics and epoxy resins.
Bpa free products don t contain bpa but they still contain chemicals asserts dr.
Even if the container states it is microwave safe there have not been enough studies in this area to ensure.