Dust explosion in Yokohama
On 28 August 2008 there was an explosion at a recycling
factory for photocopier machines, in Yokohama, Japan. The
explosion occurred during the process of crushing toner
cartridges. Two workers were injured and part of the factory
(150m2 of 1380m2) was burnt.
The cause of the dust explosion was remaining toner
powder in the cartridge during the cartridge crushing process.