Home » Clean Air Blog » Uncategorized » Why do we do what we do? Why do we do what we do? July 25, 2017 Because welding fumes are dangerous! https://awo.aws.org/2017/05/welding-fumes-reclassified-as-group-1-carcinogen/ EmailPrintLinkedInFacebookTwitter Uncategorized Leave a comment Name* E-mail (will not be published)* Website Your Comment Submit Notify me of follow-up comments by email. Notify me of new posts by email.