Black Sabbath blares onBy MARK FOWLERSpending Saturday night at the Coliseum certainly clarified the lwfn heavy metal rock Rraah. P°«adlng, and especially loud rock with a touch of evil and mayhem wu what Black Sabbath used for their bombardmentyear’s Black Sabbath concert was a tightly structired show with the group merely reproducing their songs In a cut and dried fashion Saturday’s show relied more upon improvisation and looaer versions of both their old and new materials TV newer examples were Dirty Women ” and Gypsy which lead guitarist Tony Iommi utilized as bases to demonstrate his technique of fast fingered playing TVtr notorious peace sign was used, and reused, until it becameThe deep bass line often needlessly vibrated and shook both the chairs and the occupants The effect was only appropriate during Iron Man . The idea of an animated statue who carries out murderous Justice by stonpuw his victims certainly needed the thump-thump treatment it received.The majority of the sor«s dealt with the harsher aspects of reality such as drug abuse and war Sermonizing against hard drugs. Snowbllnd gave a graphic account of a Junkie. Believing thatthe end of mankind will come witha bang and not a whimper. War fags'* and Electric Funeral detailed the last grisly rites of Man. No silly love songs from this graip.like some great engine, theband chugged onward. The chugging at times was all that could be heard when drwns. baas, lead guitar and vocals were going simultaneously The only fair judgment of this groig) can come from their records and not the concert’s wall of noise.The opening group. Boston, fell victim to the same problem of trying to be too heavy and often sacrificed the melodies I«e*d and rhythm guitarist Tom Scholz designed his own sound with the knowledge he gained as an electrical engineer. His sound was only evident during the softer More Than a Feeling” and Peace of Mind when he Joined the hard rock guitar riffs with pop melodies.Black Sabbath was heavyenough to crush both the ears andthe mind. Laas weight In the volume and bass would have yielded a clearer soisid and fewer headaches afterwards.University of Houstonabuaed. unfortunately.