We eliminate the human element by not claiming a safety function for it.

There are other officers having limited public safety functions.

All phases are concerned with the safety function of the system.

The Government spends about $3 billion for air-traffic control and other safety functions.

This means the hazards and safety functions have to be known.

Assessment of the risk-reduction required by the safety function.

This reservoir is designed to perform several passive safety functions.

A safety function should only activate when a dangerous situation occurs.

Both factors are attributes of the same safety function.

Due to their nature these devices do not actually form part of the safety function and are therefore 100% fail safe.