Speed metal is a subgenre of heavy metal music that originated in the late 1970s from new wave of British heavy metal (NWOBHM) roots.K. Kahn-Harris, Extreme Metal: Music and Culture on the Edge (Berg Publishers, 2007), , p. 31. It is described by AllMusic as "extremely fast, abrasive, and technically demanding" music.
Speed metal is a subgenre of heavy metal music that originated in the late 1970s from new wave of British heavy metal (NWOBHM) roots.K Kahn-Harris, Extreme Metal: Music and Culture on the Edge (Berg Publishers, 2007), , p. 31. It is described by AllMusic as "extremely fast, abrasive, and technically demanding" music.