21.   Babies and the elderly are hibernating in cool basements, and overworked cooling systems threaten to compress their last gas.

22.   A crash of such magnitude would probably destroy the cooling systems too.

23.   A month earlier, Mir commander Vasily Tsibliev argued vehemently with ground controllers over the origins of a cooling system leak.

24.   A window fan is the only cooling system in too many of them.

25.   But opponents say the power is not needed, the giant structures would mar the landscape, and cooling systems would threaten water supplies.

26.   But its cyrogenic cooling system ran out of solid nitrogen ice in less than two years, much sooner than expected.

27.   Check your car before the trip, especially the cooling system, brakes, and tires.

28.   Cold storage was the long-term goal, but it required a separate large space and the money to outfit it with archival cabinets and special filtration and cooling systems.

29.   Cooling systems have made concert halls into urban refuges from the heat and stench of August.

30.   Demand is set to improve in the summer when air cooling systems are in full use.