Stainless Steel World Magazine June 2024 | Page 41

Ambient air cleaning for largescale fabrication

In recent years , advancements in extraction technology have created innovative , ambient air cleaning solutions to address these concerns . This article explores the employment of ambient air cleaning for large-scale fabrication and suggests effective strategies to safeguard and protect the wellbeing of workers .
By Chris Meacher , Nederman , UK
Welding and fabrication of large objects are an integral process in the construction of massive structures and heavy machinery . These processes result in airborne contaminants in the form of fumes and particulate matter . The hazards produced during welding operations pose serious health risks to operators and other nearby workers . On-torch extraction is an effective method to control welding smoke and fume by capturing fumes close to the source before entering a worker ’ s breathing zone , but this becomes harder to control in large-scale fabrication .
The hazards of welding Welding unavoidably generates a range of airborne pollutants , including metal fumes , particulate matter , and gases . These pollutants , when inhaled , can create impacts on human health that include asthma , acute pneumonia , cancer , and irritation of the throat and lungs , as well as metal fume fever , which has flu-like symptoms . The potential effects of exposure to welding fumes can increase the longer you are exposed . The challenges of maintaining good air quality become greater the more welding takes place .
Ambient air cleaning to complement on-torch extraction On-torch extraction , while vital as the primary control method , can fall short in some circumstances when addressing the specific challenges posed by large-scale fabrication . The efficacy of removing pollutants from large-scale fabrication changes from localised , at-source extraction to a wider vicinity extraction solution . Ambient air cleaning systems can be employed as a complement to on-torch extraction to remove airborne pollutants actively and consistently from the entire workspace . The systems provide superior airflow when strategically placed throughout an area , capturing all fumes and particulates and filtering them from the air , providing safe containment and preventing inhalation by workers .
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