water bottles chemicals

How to handle the conflicting scientific studies regarding whether or not to use plastic baby bottles containing Bisphenol-A and other chemicals.

See that water bottle on your desk, or in your cup holder, or in your baby's stroller? Is there a chemical in it that's hazardous to your health?
If it's a clear, hard, polycarbonate plastic bottle, it might contain a compound called bisphenol A, also known as BPA. It can act as a synthetic estrogen, and it has been the subject of debate.
Does BPA leach into your drink, and if so, is it harmful?