Nick Glumac, a mechanical science and engineering professor at the University of Illinois Urbana-Champaign, told BI that the volume of the explosion was likely due to the types of explosives used.

in the terms of The Explosives Regulations 2014. This includes products such as fireworks, marine pyrotechnics, small arms ammunition, airbags etc, but excludes more dangerous types of explosives ...

Explosives covered under the Explosives Regulations 2014 can be used for commercial or leisure purposes. If you want to acquire or keep any explosive, you must first apply for an appropriate ...

One thing Brussels authorities seem to have figured out, however, is the type of explosives suicide bombers set off during the attacks. Frederic Van Leeuw, Belgium's chief prosecutor in the case ...