The Ajka plant accident in Hungary releases a million cubic metres of liquid alumina sludge, killing nine, injuring 122, and severely contaminating two major rivers.

Ajka alumina plant accident

2010 industrial accident in Hungary

The Ajka alumina plant accident in October 2010 was a caustic waste reservoir chain collapse at the Ajkai Timföldgyár alumina plant in Ajka, Veszprém County, in western Hungary.