LEV Examination & Testing (Commissioning)

LVHV ‘On Tool’ Extraction for Dust

On Tool extraction is gaining traction and these two video clips show how effective small LVHV units can be in controlling dusts from some operations.

On-Torch Welding Fume Extraction – Video Clips

Often over the years since leaving HSE I have seen on-tool extraction systems for welding which simply did not live up to their promises. More recently – a new generation of MIG welding torch extraction units (and even now beginning …

BS EN 12021:2014 Respiratory Equipment – Compressed Gases for Breathing Equipment

This British Standard will be very useful to anyone undertaking quality/safety testing of compressed air used to supply – Respiratory protective devices – compressed air line breathing apparatus. Purchase a copy of the Standard here:- BS EN 12021: 2014

HSE Video of Smoke Clearance Testing – Smoke Dispersal in Spray Room

Short video produced by HSE showing (in fast play mode) the dispersal of smoke in an average Spray Room during clearance testing. Video can be viewed here: HSE Smoke Clearance Video Smoke generators may be purchased here: https://levshop.co.uk

Paint Booth Clearance Times – Smoke Testing HSE

This HSE Research Report from 2006 reviews commercially available (party) smoke machines which could be used for determining the clearance times of paint spray booths. ” ……….. Seven different fog machines were tested for assessing the clearance times of spray booths …

Wake Effect – Partial Enclosures

The Wake Effect is well known and indeed it is covered at some length in HSE’s Guidance Note HSG258 (Controlling Airborne Contaminants in the Workplace. Have just come across this published research paper from 1994 which considers the Wake Effect …

Where Can I Source LEV Labels?

Have you ever required small run batches of specific LEV related labels? OXYL8 Ltd can now offer both standard and bespoke labels through their subsidiary website LEVShop – Labels (bespoke labels can include Logo, tel number, website etc) at a …

Largest Problems Facing the Combustible Dust Community – Views of 30 Experts

This US-based knowledge website is dedicated to the issues surrounding Combustible/Explosive Dusts. In the opening words of the website they offer the following excellent summary:- “One of the biggest issues in dust explosion and fire prevention is lack of information …

Video – “What Happens When a Centrifugal Fan Runs in Reverse”?

Latest OXYL8 LEV training video on YouTube which shows what happens when a Centrifugal fan is incorrectly wired (ie phases the wrong way round) – a situation which is all too common (estimated that approx 7% are incorrectly wired). The …

BOHS P600 Foundation Course – Methods for Testing Performance of LEV

In early 2017 BOHS launched their new Foundation course in the P600 series for LEV.  This one has in fact been given the title P600.  Although it is in the “P” series this one-day course is in fact a Foundation …