HIAD Nature Event - Release Type: Gas
A pick-up truck pulling a trailer carrying compressed hydrogen crashed in Ohio yesterday. The hydrogen leaked and ignited, producing flames ten metres into the air. The hydrogen quantity transported…
The event occurred while starting a new production cycle. The production supervisor issued specific instruction on a new production cycle to a technician. The technician did not follow them in the…
The leak occurred on a process pipe of a pressurized at 17 bar and located 3.5 m from the ground The gaseous mixture composed of hydrogen, methane and hydrogen sulfide (density: 0.6) was released to…
At least one person was injured in an explosion at a theatre building. The investigation concluded that the accident has been caused by hydrogen entering the sprinkler room from the sprinkler piping…
During the shipments of incinerator bottom ash, flammable gasses including hydrogen generated and caused two explosions. The first explosion was in the forecastle store and the second in the cargo…
The event occurred during the decommissioning of a nuclear power plant. It involved a tank containing 100 kg of residual sodium from the decommissioned experimental nuclear reactor which was using…
Heavy rains (more than 600 mm in 1 day) had flood a factory manufacturing calcium core electrical conductors. The power supply was cut off. The water came into contact with the calcium stored in 150…
The event occurred in a silicon hydride (SiH) emulsion production process inside an enclosed production building. The process generated a flammable gas cloud gas ignited, which later ignited causing…
Following a loss of power the failure of a backup battery causes an alarm in a hydrogen storage facility. Consequently, a valve on the purge circuit and 30 m3 of hydrogen is released to the…
The event occurred at the factory producing multilayer circuit boards by a multistep dip operation. An employee inadvertently mixed 55 gal of 50 percent hydrogen peroxide into 110 gal of 30 percent…
An explosion occurred in a electrolyzer cell, the vent blew up and caused a pipe rupture on the low pressure chlorine pipeline. The event occurred when two operators were improving the tightness of…
The explosion occurred while starting up for the first time a hydrogenation reactor.The reactor was being commissioned, by performing tightness tests under hydrogen atmosphere at very high pressure.…
An in-line inspection of the hydrogen pipeline was being conducted and prior to the last run of the in-line inspection tool (mfl), hydrogen gas was released and ignited from a blind flange connection…
The explosion occurred in a plant for the production of butter. It was due to the rupture of a hydrogen tank, during a sterilization process at high temperature (so-called UHT treatment). Two…
During chlorine-alkali electrolysis an accident occurred in which chlorine was released due to a chlorine-hydrogen explosion. The person charged with the control of the measurements was informed by…
damage of shipping containers of a ship, reaction of phosphor pentoxide with wine leads to phosphoric acid and hydrogen
high pressure spherical vessel, stress corrosion stressing by hydrogen, leakage along the weld, release of H2-CH4 mixture
Discharge pressure of a hydrogen compressor on a chloride plant fell to alarm level without any prior warning and simultaneously three bumps were heard.Smoke was seen coming from the hot motor…
Due to the road accident there was the formation of a fire that involved the hydrogen tube trailer and some other vehicles (involved in the incident).Moreover due to the crash there was the formation…
The safety cabinet with compressed hydrogen was located in a laboratory and used to supply hydrogen to an experimental facility. The safety cabinet was equipped with exhaust extraction. Due to a leak…