Over the summer, in promoting their new album, "State of the World Address," New York band Biohazard played in the nearby Merriweather Post Pavilion, opening for Sepultura and Pantera. Biohazard is (and always will be, according to the CD jacket): Billy Graziadei-vocals, guitar, piano. Bobby Hambel-lead guitars, acoustic guitars. Danny Schuler-drums. Evan Seinfeld- vocals, bass. The following is an interview with Graziadei.