The order to put on earplugs, safety glasses, a respirator and a hard hat, where each item breaks an ear defender seal, and what UK law says about PPE that has to work together.

Consumer ANC earbuds, EN 352-rated level-dependent electronics and passive earplugs compared under UK noise law, so you can see which one your job actually needs.

How to choose hearing protection for your noise level: HSE’s SNR bands, the 4 dB real-world correction, the HML method and the 70 dB over-protection floor.

Which earplugs suit site work, matched to typical construction noise levels, HSE’s SNR bands, UK noise law and the hard hat, glasses and respirator you already wear.

A worker’s guide to the Control of Noise at Work Regulations 2005: the 80, 85 and 87 dB(A) values, peak limits and what you are entitled to at each level.

A UK decibel chart for common power tools and machines, showing each level in dB(A), how long it takes to reach the 85 dB(A) daily dose on the 3 dB exchange rate, and the HSE protection band that fits.

Foam, reusable silicone, banded, custom-moulded and electronic earplugs compared by SNR, comfort over a shift, PPE compatibility and hygiene, against UK noise law and HSE guidance.