Ammonium perchlorate was used in the disaster that occurred in what city?
Ammonium perchlorate Ammonium perchlorate ("AP") is an inorganic compound with the formula NHClO. It is a colorless or white solid that is soluble in water. Perchlorate is a powerful oxidizer and ammonium is a good fuel. This combination explains the usefulness of this material as a rocket propellant. Its instability has involved it in a number of accidents, such as the PEPCON disaster.
1990 Bangkok gas explosion The gas explosion on New Phetchaburi Road in Bangkok was a major disaster in Thailand. It took place on 24 September 1990, when a liquid petroleum gas tanker truck crashed on the expressway exit at New Phetchaburi Road, causing large explosions and fires that burned through 38 shophouses for over 24 hours. 90 people died, 121 were injured and 43 cars were destroyed, making it one of the deadliest man-made disasters in Thailand.