11.   Sales of ice cream and margarine, for example, may plummet if supermarkets do not stock them because they cannot keep them cold.

12.   Special care must be taken to ensure perishable food is kept cold.

13.   The Cool It actually chills beverages that start out warm and keeps them cold.

14.   The cuttings are kept cold for several days in wet newspaper before being inserted into pots, where they produce roots over a period of weeks.

15.   Unfortunately, the best clue to whether a tomato has been kept too cold is its mealy texture.

16.   We purged the old refrigerator of things that no longer needed to be kept cold because no one in their right mind would ever eat them.

17.   Webvan and Peapod use dry ice to keep food cold in transit, and it usually works fine.

18.   The refrigerator of tomorrow may do a lot more than just keep food cold.