Stainless steel water bottles are everywhere these days. So what is the science behind the stainless steel water bottles? These bottles are on high demand for many reasons. One is they are safely carrying drinking water. Scientific researchers have carried many researches to prove these bottles are in fact safe for human use. Stainless steel water bottles are free of BPA (a chemical that has been used to harden plastics). BPA can interfere with bodily function: the workings of hormones, reproduction. BPA can also essentially cause: heart disease, diabetes, and memory loss. The human body BPA level has dropped considerably, and the FDA has declared stainless steel water bottles BPA free. While plastic water bottles are re-usable, they mostly
