Investigation of the water-supply showed the undoubted cause of the epidemic.
Does your city or town have a central source of water-supply?
Boston had already a bathroom, a water-supply, a furnace, and gas.
Do I understand, sir, that you have actually put some germ into the Birmingham water-supply?
The water-supply, roads, education, are questions of this type.
He first repaired the windmill and assured the water-supply of the house and barn.
High service and no rate are the terms of their water-supply.
He strengthened the city, and enabled it to stand a siege by improving the water-supply.
You see, all the ice and snow from here has gone to our water-supply.
The breakdown of the water-supply entails also the failure of the drainage system.