have reached a consensus and recommend consumers avoid these varieties of
plastics–identified by a triangle and number on the bottom of most
containers–for the following reasons:

  • #3
    Polyvinyl Chloride (PVC) commonly contains di-2-ehtylhexyl phthalate
    (DEHP), an endocrine disruptor and probable human carcinogen, as a
  • #6
    Polystyrene (PS) may leach styrene, a possible endocrine disruptor and
    human carcinogen, into water and food.
  • #7
    Polycarbonate contains the hormone disruptor bisphenol-A, which can leach
    out as bottles age, are heated, or exposed to acidic solutions.
    Unfortunately, #7 is used in most baby bottles and five-gallon water jugs
    and in many reusable sports bottles.