[Untitled photo, possibly related to: The pumping cylinder is on the end of the drop pipe and in the water. Safe well… https://www.rawpixel.com/image/12286375/photo-image-dog-face-peopleFree Image from public domain licenseThe pumping cylinder is on the end of the drop pipe and in the water. Safe well demonstration near La Plata, Maryland.… https://www.rawpixel.com/image/12286673/photo-image-hand-people-woodFree Image from public domain license