i) Containment failures due to corrosion, metal fatigue, creep, embrittlement or
poor water management
ii) Toxic release
iii) Emission of toxic or irritant gases or fumes
iv) Emission of expanding toxic and corrosive vapour cloud
v) Explosions (expanding vapour explosion, chemical explosion, dust cloud
explosion)
vi) Explosion or fire from the handling of inflammable gases in liquid form
vii) Chemical fire producing harmful gases
viii) Chemical fire leading to polluted water escaping as a result of attempts to
extinguish the fire
ix) Leakage of hazardous chemicals from storage and process areas, or during
transport
10) Now that participants have listed the potential accidents related to the hazards
hotspots and threatened objects they have identified, ask them to estimate the
severity of the related health, environmental, social and economic impacts