"Fear Factory" is a heavy metal band formed in 1989 in Los Angeles, California. Known for their unique blend of industrial metal and death metal, the band gained popularity in the 1990s with albums like "Demanufacture" and "Obsolete." Their sound features aggressive guitar riffs, electronic elements, and a mix of clean and growled vocals. The band's lyrics often explore themes of technology, dystopia, and personal struggle. Over the years, "Fear Factory" has undergone several lineup changes, with founding member Burton C. Bell and guitarist Dino Cazares being the most notable figures. Their influence can be seen in many modern metal bands.