How many people will voluntarily give up driving cars to prevent acid rain or global warming?
The cap prevents driving rain from pouring down the chimney.
The lid or hood of the main sack is often elasticated round the edge to give a close fit and prevent rain from getting in.
The deep verandahs help prevent rain from flooding the house, block sunlight and keep the indoor area cool.
To prevent mercury contamination in fish, we must prevent acid rain as well.
The top where gases escape can be open or fitted with a cap to prevent rain from entering the cupola.
There was just enough tilt to the meadows to prevent rain from gathering in the bottoms and turning the land sour.
They often feature a rain guard to prevent rain or snow from going down the chimney.
Basic limewash can be inadequate in its ability to prevent rain driven water ingress.
They would cover the top of the house with grass or tree branches to try to prevent rain from entering the house.