Sentence Examples with the word safety valve

To prevent this a safety valve should be fitted on the top of the boiler, or be connected thereto with a large pipe so as to be visible.

Only now did Pierre realize the full strength of life in man and the saving power he has of transferring his attention from one thing to another, which is like the safety valve of a boiler that allows superfluous steam to blow off when the pressure exceeds a certain limit.

Was less calculated to promote the success of a benevolent despotism than the contemptuous scepticism of Frederick the Great, and a central parliament would have proved a safety valve for jarring passions which the mistaken efforts of the king to suppress, by means of royal decrees and military coercion, only served to embitter.