21.   A standard corded telephone should work, because it does not require the services of an electrical outlet.

22.   A surprising amount of air can pass through electrical outlets on outside walls.

23.   A survey of parents who own guns found that they were far more likely to place caps over electrical outlets than to lock up their firearms.

24.   All guest rooms will be furnished with electrical outlets that accommodate non-European appliances, as well as high-speed Internet connections.

25.   Building codes require that garage-door openers must be plugged into a permanent electrical outlet.

26.   But he did persuade Ms. Oser to put covers on the electrical outlets.

27.   But manufacturers, he said, may also put three-prong electrical outlets in back seats.

28.   But the electrical outlet?

29.   But the room, of course, had no electrical outlets.

30.   But their urge to explore can also lead them to hot stoves, electrical outlets, busy streets or quiet ponds.