填空题
.During an average year, about 50 people die from carbon monoxide poisoning in the
UK, caused directly by fumes from home heating appliances which are subsequent
1 discovered to be defective. Several hundreds people a year are made ill by inhaling
2 the fumes, and have to have hospital treatment. These deaths and illnesses are
unnecessary, and can easily prevented.
3 Carbon monoxide has no colour, smell or taste, and it can kill. It can be
given up by any equipment which bums a fossil fuel, such as coal, gas or oil.
4 Fumes may build up in your home if the equipment is faulty, or if the chimney
5 is blocked, or if the room don't allow circulation of fresh air. Watch out for
6 any of the following: gas flames burned orange or yellow, and wood or coal
7 stoves which bum slowly or go out. You yourself may feel sleep, or have
8 headaches, chest or stomach pains, sickness or sudden giddiness.
If you notice any of the above, stop using the appliance. See a doctor
at once if you have physical symptoms. Make sure your heaters are servicing
9 regularly and keep air vents and windows unblock.
10