ASA/ANSI S12.18-1994 (R2023): Sound Pressure Level
Sound pressure is the difference between the pressure from a sound wave and the ambient pressure of what the sound is traveling through (usually air)….
What Is High Noise in the Workplace and Why is it a Hazard?
Excessive noise at work can be a real issue for many. Airports, factories, construction sites, and nurseries are just a few common examples of work…
Reducing the Effects of Noise Pollution from Construction
Although construction sites are notoriously noisy, the issue of noise pollution from construction is often overlooked. This insidious threat can have damaging effects not only…
ANSI/ASA S12.6-2016 Hearing Protectors Real-Ear Attenuation
The human ear, despite being an incredibly complex system, comprising sensory organs, bones, and other anatomical structures, can have its usefulness easily detracted from, or…
Measuring Noise Reduction in Hearing Protective Devices: Labeling Requirements and Guidelines
In the United States, you may come across hearing protection devices, such as earplugs, that are labeled as being compliant with ANSI S3.19-1974. Minimal background…
Sound Exposure Guidelines for Fishes and Sea Turtles in ASA S3/SC1.4
Oceanic noise pollution is a serious problem that can be easily overlooked, especially in the wake of more physical sources of marine pollution, such as…
Noise Safety Standards
Noise Safety Standards and their effects fill the air all around us—or, rather, prevent excessive noise from doing so, preserving our hearing and safety while…