It was a surprise to me when I first read it about 10 years ago too. I'm having trouble finding the source for the (potential) bacteria breeding problem. But, I

It was a surprise to me when I first read it about 10 years ago too. I'm having trouble finding the source for the (potential) bacteria breeding problem. But, I did find an EPA document warning not to do it for another reason: https://www.epa.gov/sites/default/files/2015-09/documents/2002_5_17_lcrmr_guidance_lcmr_lead_public_education_poster_v1.pdf https://www.epa.gov/sites/default/files/2015-09/documents/20...