Xử lý bụi khi thực hiện thử nghiệm độ ẩm tương đối

Ed Wagner, Phó Chủ tịch của Wagner Meters, thảo luận về việc tuân thủ các hướng dẫn của OSHA về thu gom bụi silica khi khoan lỗ thử nghiệm để kiểm tra độ ẩm tương đối.

Mũi khoan hút chân không Hilti

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