Direct sunlight and radiant heat from asphalt paving heated returned propylene cylinders;
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The expansion makes the pressure inside increases.
Install fixed fire protection system such as fire monitors or deluge system – to cool cylinders and prevent fire from spreading
Gas release detectors be used to sound alarms and trigger fire protection system
Barriers can be installed to confine exploding cylinders
Awareness of safety designing and operation with high energy releasing system
Ignorance of unexpected condition
Emergency plan and response
Training and education