Please use boiled water at least(and definitely not just hot shower water) due to the possibility of Legionnaires' Disease: https://en.wikipedia.org/wiki/Legion

Please use boiled water at least(and definitely not just hot shower water) due to the possibility of Legionnaires' Disease: https://en.wikipedia.org/wiki/Legionnaires%27_disease https://en.wikipedia.org/wiki/Legionnaires%27_disease