A person was thrown about 20 feet away, hit the wall and died due to suspected hydrogen cylinder blast. 3 others sustained injuries during the incident.
The window panes and 20 m high roof sheet got damaged.
Small scale hydrogen explosions are made to create shock waves for conducting experiments.
https://www.thehindu.com/news/cities/bangalore/laboratory-accident-at-iisc-kills-one-injures-three/article25671763.ece
https://www.deccanherald.com/city/research-scholar-killed-3-706586.html
https://www.deccanherald.com/city/research-scholar-killed-3-706586.html