Originally Posted By: TeacherRO
I was surprised to hear that plastic and metal bottle weights are nearly the same. Given that, I'll go metal for the heating/ boiling option.


Who told you that?

I just ran some comps.

My plastic 32 oz Nalgene bottle weighs 6.3 oz w/ lid. (personal test)

This link shows as 38 oz Guyot Design Stainless weighs 12.9 (prob w/ lid)

This link shows Nalgenes Stainless 1L also weighs 12.9 oz.
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