1.   A. As long as it keeps the odor out of house.

2.   If you do not have air conditioning, I think central air, with windows and doors closed, would keep the odors out.

3.   There are other ways to keep the odors out.

4.   This constant, slow exchange of air might keep the odors within tolerance.

5.   To keep odors at bay, pour a box of baking soda into a jelly roll pan and place it on a shelf.

6.   Sweden first used real wolf urine, but the university now produces a synthetic version which keeps its odor for more than nine months, the newspaper said.

7.   The university since has produced a synthetic version which keeps its odor for more than nine months, the newspaper said.