This article throws light upon the top seven ways of reducing noise in factories. The ways are: 1. Noise Reduction at Source 2. Vibration Isolation 3. Noise Reduction and Layout 4. Enclosures to Reduce Noise 5. Sound-Absorbing Materials 6. Partial Enclosures and Screens 7. Ear Protection. Way # 1. Noise Reduction at Source: (i) Process […]
Top 7 Ways to Reduce Noise in Factories | Noise Pollution
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Audiometry: Meaning, Indications and Equipment
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After reading this article this article you will learn about:- 1. Meaning of Audiometry 2. Indications for Audiometry 3. Required Equipment 4. Reference Audiograms. Meaning of Audiometry: Audiometry means the determination of monaural hearing threshold levels for pure tones by air conduction. Audiometry is a component of a hearing conservation programme in industrial and other […]
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Absorption of Sound | Noise Pollution
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After reading this article you will learn about:- 1. Introduction to Absorption of Sound 2. Sound Intensity in a Room 3. Noise Reduction 4. Coefficient of Absorption of Sound 5. Classification of Absorbents. Contents: Introduction to Absorption of Sound Sound Intensity in a Room Noise Reduction Coefficient of Absorption of Sound Classification of Absorbents 1. […]