Based on recent updates, the HSE has revised its previous guidance values for monitoring personal exposure to Metal Working Fluid (MWF) mist, with the focus now on the removal of any MWF mist. Historically, oil mist had a limit within EH40, but this has now been removed. Water-mixed metalworking fluid has never had a limit. The reason for the absence of a Workplace Exposure Limit (WEL) for both substances is that the HSE no longer […]