Values are what we, as a profession, judge to be right. They are more than words-they are the moral, ethical, and professional attributes of character. . . there are certain core values that must be instilled in members of the U.S. Army-civilian and uniformed soldier alike.
Industrial Hygiene. Noise. Full text of hearing conservation program. Materials on acoustics. Noise attentuation. Noise basics. Technical material from NIOSH. Hearing protection devices. Noise induced hearing loss.
Transformer Noise Factor. Understanding Transformer Noise: Noise is defined as unwanted sound. Transformer humming has been known to soothe people but generally it is thought to be a nuisance. The causes and reduction of transformer noise has come to prominence again.