After Bhopal disaster, emergency planning in an industrial area has become inevitable.The off-site emergency plan is an integral part of any major hazard control system.

• 波帕尔灾难事件后，紧急应变规画已成为工业区中不可避免的工作，而场外紧急应变计画亦成为任何重大危害控制系统中不可或缺的一部份。