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tensile strength test for physical property of metal and plastic material . the engineering equipment for estimating mechanical strenght.
Heavy thunderstorm in central Poland.
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Sportsmen. fit male trainer man doing squats, concept fitness workout strenght power.
Man does bench press. Character with dumbbells shakes his chest. Fitness room, weightlifting, soport, workout, training. Athlete in competitions, strenght exercise. Cartoon flat vector illustration

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