>>1974151aluminum oxidizes and becomes mottled grey while stainless steel is alloyed with 11% chromium to prevent this. if it was steel it'd also be about 2-3x heaver.
>>1975276based. do you know the metal alloy content and/or what finish is used to prevent titanium oxide?
>>1972234alzheimer's
also: nobody mentioned tinned copper yet. I've carried a copper bottle for years
>reasonably light and strong>dents don't matter and are easily hammered out>heats up and cools down fast>easily washable with baking soda or mud>~98-99% corrosion resistant once a patina forms>the best patina forms by variously rubbing it with mud, salt, and oil>tin plating prevents reactivity while cooking>scratches don't matter>conducts heat great so you can fill a bottle with boiling water and use it as a heating padcons:
>expensive if bought new>one strong, sharp impact in the wrong place can permanently ruin your shit>not good for roasting food or slow cooking>hipsters and indians (poo variety) like it>if used for water, you must drink the copper-stored water first and within a day 