Critical Mass
Burnin' love
Disambiguation; There are 8 Groups with the same name.

1) A death metal band from Poland started in 2004;

2) A rave/happy hardcore group from The Netherlands, popular in the Mid-Nineties.
Critical Mass was formed in 1994 by Ed Bout and Dave Hasselaar.
ID&T records (the centre of hardcore at that time) wanted a live act. At the beginning both producers where the act by themselves but not much later they integrated the singer Ludmilla Odijk and rapper Danny Haenraets alias MC Energy.