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BHOPAL GAS LEAK, stop sign, toxic gas, gas shut off, toxic gas - Coggle…
BHOPAL GAS LEAK
What Happened.
Exothermic chemical reaction at Union carbide manufacturing plant in Bhopal India
40 tons of MIC gas leaked into Bhopal
.
The death Toll exceeded 5000
Why It Happened
A slip bind was not inserted during routine cleaning
.
A slip bind stops water from entering the tanks leading to a runaway chemical reaction
.
Lack of adequate training in procedures
System parts
Storage tanks
Steel Piping and tubing
Maintenance and cleaning crew
.
Engineering & general staff
Refrigeration System
Control room
Nature of system
Automated with Supervisory control
Mechanical & Chemical
Design Failures
Failure to implement a warning system
Poor Maintenance procedures
Lack of emergency contingency plans
Lack of qualified staff
System Lifecycle
Commissioning
Initial private investment
Partnership with government
Concept
Plant design
Decommission
Equipment breakdown
Replacing of tanks and equipment
Issues related to people
Lack of qualified staff
Staff from USA not permitted work visas
Lack of safety and reporting culture
Previous Issues not being reported or fixed (near misses)
Issues related to government
Government didn't want overseas workforce, instead wanted their own technicians from Bhopal.
Lack of Adequate Work health safety laws and regulatory body
.
