1.   Ventilate your house when painting.

2.   By far the best way to prevent ice-damming is to properly insulate and ventilate the house.

3.   So, builders have developed an air-to-air heat exchanger, which ventilates the house, releasing the vapor and other pollutants, without losing heat.

4.   The cure is to ventilate the house to keep down the amount of water vapor in the air.

5.   To keep away the moisture, ventilate the house twice a day.

6.   To handle it, ventilate the house regularly, even when it is closed, so there will be no buildup.

7.   He says he has also found that mercury tends to vaporize closer to the ground, particularly in winter when houses are less ventilated.