Who must have a workplace hearing test under Regulation 9, how the baseline and three-yearly checks work, what Categories 1 to 4 mean and who sees the results.

Yes, earplugs can be worn across a full 8–12-hour shift in a noisy UK workplace. Here is a routine for each phase of the shift, plus what to do about pressure, itch, wax and moisture.

A UK comparison of reusable, foam and banded earplugs for work, with cost per shift for one worker and a team of 50, waste, hygiene and HSE fit rules.

Passive earplugs lower the alarm and the site noise by about the same amount. Here is what that leaves at the ear, what HSE says about over-protection and how sites check.

When to wear earplugs under ear defenders at work: the 100 dB(A) trigger, why doubling adds only 4–6 dB, and the jobs that really need both.

A UK guide to earplugs for power tools and woodworking that matches each workshop tool to its dB(A) level, its HSE protection band and whether an SNR 24 plug works alone or under ear defenders.

Which earplugs stay in for a full factory shift, matched to typical line, press, CNC and bottling noise, HSE’s SNR bands, UK noise law and the evidence on fit training.

Step-by-step insertion for reusable work earplugs, plus the cup, tug and own-voice checks that tell you whether the seal is actually there.

The six legal duties UK employers have for noise at work, mapped to Regulations 4 to 10, with what each looks like when a small business has done it.

How to choose between earplugs, passive, electronic and helmet-mounted ear defenders at work, using HSE’s SNR bands, PPE compatibility, shift heat and hygiene rules.