eli5, how come public fountains and water features don’t become cesspools of legionnaires disease and other diseases of that nature?

Question

eli5, how come public fountains and water features don’t become cesspools of legionnaires disease and other diseases of that nature?

In: 12

Answer 1

Because water contains fluoride and pools contain chlorine. These act as antibacterials/antifungals/antivirals, basically killing anything that could be potentially virulent.