MIDAlpha TitleTitleYearColor/BWRunning TimeFormatsAbstractTopics
5855NOISE POLLUTION: TO HEAR A PIN DROPNOISE POLLUTION: TO HEAR A PIN DROP1988color26 minvhs Noise can cause high blood pressure, fetal damage, a loss of brain cells and, of course, hearing damage. Almost every type of occupation poses potential dangers from excessive noise, not to mention noise on the way to and from work and during recreational activities. Looks at the research into the impact of noise on health, as well as the efforts of aircraft manufacturers, airports and residents in the path of low-flying planes to minimize noise or to cancel it out through the generation of "anti-noise" at selected sound frequencies.