1. chemical in storage tank mixed with water 2. temperature in storage tank rose 3. automatic valves opened 4. poisonous gas escaped 5. gas = heavier than air – it settled on town
Deaths Cause(s)
2,259 immediately; around 11,000 in the next few years poor monitoring:
• not enough safety officers; not enough meas. of press. or temp. poor maintenance: • imp. equip. was broken
auto'matic (adj) by itself, without any human action es'cape (v)
'monitoring (n) come down from the sky
get out from a closed area, e.g., The man escaped from prison. looking at, checking; from monitor (v)
'poisonous (adj) harmful, can hurt or even kill people 'settle on (v)