[wellard]

The question that should also be asked is " What bottle are you going to replace it with?" If the Answer is Aluminium then you could have very serious problems. The link between aluminium and Alzheimer’s disease is a well documented one, though extremely unlikely that there would be a problem from pots and pans, water bottles made from aluminium corrode very easily and the aluminium oxide is readily absorbed into your body. The long term danger of aluminium ingestion for those in the aircraft industry is starting to raise it's head.