The story of Jack Gladney, his fourth wife, Babette, and four ultramodern offspring as they navigate the rocky passages of family life to the background babble of brand-name consumerism. When an industrial accident unleashes an "airborne toxic event," a lethal black chemical cloud floats over their lives. The menacing cloud is a more urgent and visible version of the "white noise" engulfing the Gladneys-radio transmissions, sirens, microwaves, ultrasonic appliances, and TV murmurings-pulsing with life, yet suggesting something ominous"-- Provided by publisher.