The proximate goal would be to prevent someone's confirmation by the Senate, as in the case of Judge Bork in 1987.
It's not usually used to prevent a crime, except in the case of a serial offender.
It designed to prevent swamping of the senate's power in the case of a joint sitting (see Section 57 below).
To prevent fire hazards in the case of a power outage, use battery-powered lanterns and flashlights rather than candles.
Circuitry which protects the amplifier and power supply can prevent equipment damage in the case of sustained high power operation.
Already we prevent certain kinds of death by supplying wants, as in the case of Thyroid.
With the power fluctuations on the grid, power plants automatically went into "safe mode" to prevent damage in the case of an overload.
The original draft prevented all handling of the ball except in the case of a fair catch.
This is typically done to allow greater compatibility amongst players, and to help prevent buffer underruns in the case of dirty or scratched discs.
But the same generous spirit which prevented it in the one case, would, it is more than probable, have actuated him in the other.