In article ,
Jose wrote:

Another way to approach the question/answer is to consider the residual
risk after taking appropriate steps to mitigate the risk. The hazards
associated with an engine failure in flight can be mitigated by several
steps - flying a twin...

Careful, mitigating one risk breeds another.

By definition, residual risk includes new risks created by mitigation steps.

--
Bob Noel
Looking for a sig the
lawyers will hate