Bacteria caused this line of a pinkish-red substance to form in a toilet bowl.
Bacteria caused this line of a pinkish-red substance to form in a toilet bowl.https://www.ag.ndsu.edu/news/newsreleases/2010/aug-9-2010/red-substance-in-tub-toilet-is-bacteria/bacteria-caused-this-line-of-a-pinkish-red-substance-to-form-in-/viewhttps://www.ag.ndsu.edu/news/newsreleases/2010/aug-9-2010/red-substance-in-tub-toilet-is-bacteria/bacteria-caused-this-line-of-a-pinkish-red-substance-to-form-in-/@@download/image/2010-08-12.6744642384
Bacteria caused this line of a pinkish-red substance to form in a toilet bowl.
