FILE - Water flows from a water fountain in Concord, N.H., on Friday, Jan. 7, 2011. (AP Photo/Jim Cole, File)
FILE - A child rinses a toothbrush in San Francisco on June 18, 2019. (Gabrielle Lurie/San Francisco Chronicle via AP, File)
FILE - Water flows from a water fountain in Concord, N.H., on Friday, Jan. 7, 2011. (AP Photo/Jim Cole, File)
FILE - A child rinses a toothbrush in San Francisco on June 18, 2019. (Gabrielle Lurie/San Francisco Chronicle via AP, File)