gptkb:Venezuelan_Oil_Industry
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wage disputes
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gptkb:South_African_gold_mines
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mining strikes
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gptkb:Venezuelan_Mining_Industry
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unsafe working conditions
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gptkb:Meat_packing_industry_in_the_United_States
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unionization
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gptkb:Meat_packing_industry_in_the_United_States
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immigrant labor
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gptkb:Venezuelan_Oil_Industry
|
strikes
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gptkb:Meat_packing_industry_in_the_United_States
|
workplace safety
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gptkb:Venezuelan_Oil_Industry
|
layoffs
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gptkb:Venezuelan_Mining_Industry
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child labor
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gptkb:South_African_gold_mines
|
health hazards
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