9. Conclusion

The probabilities of a major accident – however minute they may be today, given the ever more effective safety systems that have been developed – will never reach zero. For several decades now, the industrial world has had to integrate, at every level of its organization, a logic of emergency preparedness.

This logic implies many complex and varied areas of thought: from detailed analysis of risk and its consequences, to crisis anticipation and management of its consequences (human, psychological, material and organizational).

In this context, – emergency plans must now be seen as fully-fledged working tools that are kept up to date, available at all times and operational, in addition to the regulatory requirements that govern their implementation –:

• to encourage a wide range of stakeholders...