Not sure why you were downvoted. This is both a good idea and is actually done: brass, which is commonly used for outdoor water fixtures, is naturally antimicr

Not sure why you were downvoted. This is both a good idea and is actually done: brass, which is commonly used for outdoor water fixtures, is naturally antimicrobial (including E. coli) due to its copper content: https://en.wikipedia.org/wiki/Antimicrobial_properties_of_copper#Efficacy_on_brass.2C_bronze.2C_copper-nickel_alloys https://en.wikipedia.org/wiki/Antimicrobial_properties_of_co...