What is the blue collar professionals?

Answer 1

Blue Collar is referring to the traditional blue denim shirt, that trades people have worn more commonly in the past. Blue Collar workers would be electricians, carpenters, welders, plumbers, laborers, iron workers, etc.

Answer 2

A blue-collar worker is a member of the working class who typically performs manual labor and earns an hourly wage. Blue-collar workers are distinguished from those in the service sector and fromwhite-collar workers, whose jobs are not considered manual labor.

Blue-collar work may be skilled or unskilled, and may involve manufacturing, mining,building and construction trades,mechanical work, maintenance, repair and operations maintenance or technical installations. The white-collar worker, by contrast, performs non-manual labor often in an office; and the service industry worker performs labor involving customer interaction, entertainment, retail and outside sales, and the like.