If a few drops of alcohol are placed upon a plate, it may be lighted with a match, and will burn with a pale blue flame.

Thus you see that alcohol is a sort of burning fluid.
~3.~ The vapor of alcohol will burn also, and under some circumstances it will explode.

On this account it is better not to try any experiments with it unless some older person is close by to direct you, so that no harm may be done.

Alcohol is really a dangerous substance even though we do not take it as a drink.
~4.

An Interesting Experiment.~--We have told you that all fermented drinks contain alcohol.