Bhopal Gas Tragedy
Preview Amongst the worst Industrail Disasters of its time.
Occurrence: 3rd December 1984.
Place of occurrence: Bhopal, Madhya Pradesh, India.
Company: Union Carbide Corporation.
Chemical: Methyl Isocyanate (27 tons)
Among the 500,000 people exposed to the gas, 20,000 have died till date and 120,000 continue to suffer devastating health effects as a result of their exposure.
Union Carbide Corporation
Started in 1969 in bhopal
Phosgene, Monomethlyamine, Methyl Isocyanate (MIC) and the pesticide Carbaryl, also known as Sevin.
Taken over by DOW Chemicals in 2001.
DOW refused Union Carbide’s Liabilities in Bhopal, India.
Toxic Materials in Soil and Water
Gas Vent Scrubber
Gas Vent Scrubber Stack
Respiratory Disorders – Irritation to the lungs, causing coughing and/or shortness of breathing. Higher exposure caused build up of fluids (pulmonary edema). Caused Asthama.
Cancer Hazard – Caused mutation (genetic changes). It caused cancer.
Reproductive Hazard – Association between exposure to Methyl Isocyanate and miscarriages. It may damage the growing fetus.May also affect fertility in men and women.
Traces of many toxins were found in the Brest Milk of mothers and were inturn transmitted to the recepient babies.
Over to you Aniket…
Methyl Isocyanate (C2H3NO)
Strong, sharp odour
Flash Point – -7oC
Molecular weight: 57.05 daltons
Boiling point (760 mm Hg): 102ºF (39.1ºC)
Freezing point: -49ºF
Vapor pressure: 348 mm Hg at 68ºF (20ºC)
Vapor density: 1.42 (air = 1.00)
Water solubility: Reactive 6.7% at 68ºF (20ºC)