RR1010 – Standardisation of the measurement of capture efficiency of on-gun extraction for welding

Inhalation of welding fume is recognised as being a threat to workers’ health due to the development of occupational illnesses such as welding fume fever and asthma. Local exhaust ventilation (LEV) is an effective method to control exposure and previous work has indicated the merit of the use of on-gun extraction systems.

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