3 ms·

HDPE is also what Nalgenes and the like are made of (or used to be anyway), and is very popular for storing chemicals as well. It is very nearly completely iner

• kragen 2y ago
  you cunninghammed me: nalgenes are polycarbonate, which is a lot less inert all the polyethylenes are relatively inert, because polyethylenes are in some sense just heavy paraffins. paraffin is germanized latin for 'relatively inert'
  • deleted 2y ago
    [deleted]
  • PuffinBlue 2y ago
    And you have Cunninghammed me :-) Some Nalgene's are polycarbonate, like those commonly drunk from. But not all, some are HDPE[0,1,2]. Some are Polypropylene co-polymer[3] but those are more for specialist things I guess. [0] https://ultralightoutdoorgear.co.uk/ultralite-1-litre-wide-mouth-hdpe-bottle/ https://ultralightoutdoorgear.co.uk/ultralite-1-litre-wide-m... [1] https://www.cotswoldoutdoor.com/p/nalgene-hdpe-125ml-wide-mouth-storage-bottle-E6124049.html https://www.cotswoldoutdoor.com/p/nalgene-hdpe-125ml-wide-mo... [2] https://www.elitemountainsupplies.co.uk/camping-trekking-c4/hydration-purification-c31/nalgene-c70/nalgene-medium-travel-kit-p312 https://www.elitemountainsupplies.co.uk/camping-trekking-c4/... [3] https://www.thelabwarehouse.com/products/bottle-nalgene-ppco-square-w-mouth-with-pp-screwcap-500ml https://www.thelabwarehouse.com/products/bottle-nalgene-ppco...
    • kragen 2y ago
      oh, thanks! i only knew the pc ones
  • zro 2y ago
    The clear Nalgenes are polycarbonate, but the opaque ones (sold as "Ultralite Bottle" on their website) are made of HDPE