The life support system may supply air, water and food.
Since then it had been a matter of supplying food and water.
But the spring could supply sufficient water for all our needs.
Local government has not been able to supply clean water from surface sources.
A large tank on the third floor supplied water to the entire house.
Usually, they are used to supply water to cities and towns.
There are also wells which supplied water to the community.
We, however try to come up with ways of supplying food, water and personnel.
The filter works more quickly when the water supplied is under pressure.
They're not much for comfort, but we supply food, water, and air.