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#labor day #union #trade union #labor movement #workers #strike #labor #unionize #labor union #working class #public holiday #metal worker

🧑‍🏭🛡️💥

#welder #welding mask #steel fabrication #metal joining #industrial safety #metal worker

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#steel mill #heavy industry #metal worker

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#ironworker #steel worker #metal worker #heavy labor #construction tools #connecting iron