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Worker skillfully operates concrete saw, cutting through drainage system well while dust fills air at construction site
Urban arborist work, tree pruning near electric wires. Tree crown cut near electric cables in residential area, maintenance, safety measures in urban environments. Tree maintenance with pruned crown
attention , caution warning , traffic sign, road , alert sign, hazard sign, safety, exclamation mark sign, alert symbol, yellow , triangle, road safety, street
A short asian man taking out a box on top of other boxes while inside a warehouse. Handling and manually moving merchandise.
Decontamination of a room after an incident, practical exercises during a training session on asbestos risk prevention, sample preparation room of an asbestos laboratory
A construction worker in high-visibility gear manages traffic by adjusting a barrier while roadwork is underway. The sun is shining, indicating midday activities.

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