| Answer | Crossword Clue |
|---|---|
| DDT | Danger in the water supply, once |
| DDT | Danger in the water supply |
| kelpies | (in Scottish legends) a water spirit, usually having the form of a horse, reputed to cause drownings or to warn those in danger of drowning |
| kelpy | (in Scottish legends) a water spirit, usually having the form of a horse, reputed to cause drownings or to warn those in danger of drowning |
| kelpie | (in Scottish legends) a water spirit, usually having the form of a horse, reputed to cause drownings or to warn those in danger of drowning |
| plumbing | The system of pipes, tanks, fittings, and other apparatus required for the water supply, heating, and sanitation in a building |
