It mixes the sounds of hard punk and heavy metal rock and roll.
VOA: special.2009.11.06
You'll also be hearing a lot of use of the word "grunge, " a label used -- typically to the labeled party's chagrin -- to describe purveyors of the raw fusion of heavy metalandpunkrock that emerged from the Pacific Northwest.
Even though I grew up on metal, punkand hard rockand the majority of my listening to this day takes place within those genres, I still keep a heavy dose of pop music in rotation.