11.   For instance, many people learn in high school that alcohol is a depressant-a kind of chemical sledgehammer for the mind.

12.   One consequence of this lumpiness is that caffeine is far more selective in its actions than is alcohol.

13.   Selling alcohol at truck stops is an unnecessary temptation for drivers.

14.   The price of eating out is similar to London but alcohol is very expensive.

15.   Alcohol is also a powerful and fast-acting drug.

16.   Pure alcohol is not for sale to the general public.

17.   Alcohol may be a medical disinfectant, but should not be relied upon to sterilize water.

18.   Alcohol is particularly dangerous when taken with barbiturates or tranquillisers, causing deep sedation, a drop in blood pressure and possible breathing failure.

19.   Alcohol was the aetiological agent in two thirds.

20.   Because alcohol is also a source of energy, it is necessary to have an additional caloric control.