^"Industrial Metal". AllMusic. Retrieved November 20, 2012. Either way, industrial metal generally possesses greater aggressive force than straight-ahead industrial, which helped the style cross over to metal and alternative audiences accustomed to guitar-driven music. Industrial metal lyrics also mirror the darkness and aggression of standard heavy metal, although the sensibility is filtered through the personal alienation of punk and alternative rock...In the wake of NIN's success, a number of similar-sounding bands popped up on alternative radio, and toward the end of the decade, a number of popular alternative metal bands appropriated industrial metal's electronic production touches into their hybrid of aggressive music styles.