HIAD Facility - Storage Medium: Gas

An accident occurred prior to the performance of a hydrogen-oxygen balloon demonstration, seriously injuring the demonstrator, who suffered painful second-degree burns to his right forearm and had to…

The hydrogen possible leaked and ignited from a tank which was inside a car parked in a hospital underground parking garage. The tank was supposed to be used for launching a weather balloon. Two…

Since the release could not be stopped by intervening at the leaking point, the fire brigade decided to vent the whole content of the pallet (246 m3) by gradually opening the valves and by keeping…

Hydrogen bus hit by a private car, which was driving out from a parking place. Bus damaged on the rear, right side.

Hydrogen bus hit by a car during the turn to the left; bus left side damaged.

hydrogen bus hit by a car. Damage on the bus right side.

Hydrogen bus hit by private car in the roundabout at the main station; damage on the right side

A hydrogen car caught fire at a hydrogen fuelling station. During refuelling of a H2-fueled car the owner heard an abnormal noise and opened the fuel filler door to investigate. A small fire then…

An explosion and fire occurred at a reciprocating recycle hydrogen compressor during commissioning of a new Diesel hydrotreatement Unit. It happened during the reactor pre-sulphidisation step, when…

An explosion occurred in hydrogen compressor, due to rupture of 4 inch suction pipeline to the compressor. "Hydrogen...exploded and continued to burn until it was extinguished".3 fatalities.

[NOTE: the sources are not completely clear in describing the system involved in this incident ; the following is the most plausible option according to HIAD validator]The explosion happened in two…

A huge car crash take place on the highway A4/E70 between Padua and Trieste, North of Italy. More than 250 cars were involved. More than 13 persons died and more than 90 injured. The main reason of…

Hydrogen explosion at a chlorine chemical production plant (Seveso-classified) The plant had been shut down for two weeks, and maintenance works were ongoing. Two subcontractor employees were…

The accident occurred at a distillate dewaxing Unit (MDDW) of the refinery, during the operation of regeneration of the catalyst. To perform this operation, both temperature and pressure have to be…

Maintenance works were ongoing after an outage at a turbine and generator unit of the plant. Fifteen maintenance mechanics were working at that time on the unit. An access cover was removed causing…

The event occurred in a support building at a test stand complex. The explosion destroyed two support buildings and severely damaged a large amount of equipment. No one was injured.Gaseous hydrogen…

A hydrogen leak followed by an explosion occurred at an elbow of a pipeline cooling system and the separator of the distillation unit. The explosion destroyed the unit and injured two workers.

An explosion at a linear alkylbenzene (LAB) plant caused substantial damage to the facility and injured five workers. Production remains down, and the company has sent a letter to customers declaring…

Hydrogen explosion on NPO "Azot" in Rovno, Ukraine.

The hydrogen buffer tanks that exploded were part of an experimental facility experimenting generation of renewable hydrogen from a water electrolyzer coupled to solar panels.The three hydrogen tanks…