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A comment on 3M to end 'forever chemicals' output at cost of up to $2.3B. Parent comment

Re:3M to end 'forever chemicals' output at cost of up to $2.3B by Reason077 on Wednesday December 21, 2022 @01:04PM (#34084124)
> "I'm pretty sure the outside is aluminum, fyi, unless they make multiple types. The inside part is probably steel."

The original standard Hydro Flask is, except the lid, entirely Type 304 stainless steel (aka: 18/8 steel), powder coated on the outside.

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