Welders are considered to be ________ - collar workers.

Welders used to be categorized as blue-collar workers, but these days, that is changing from blue to green. This is due in large part to the more environmentally proactive direction energy companies are going in. Welders are employed by energy companies on gas and oil pipelines, mines, oil rigs, and the like to help prevent environmental damage.

Asked by Jennifer Sinclair · Last updated 5 years ago · 4.3K views · SOURCE