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The 20th century witnessed the advent of electric and hydraulic coal-cutting machines. These powerful tools could cut through coal seams with precision and speed, further minimizing manual labor and boosting productivity. Electric drills and saws also became essential for creating openings and driving tunnels deep into coal measures, making mining operations more extensive and efficient than ever before.

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Furthermore, fiberglass chemical tanks are virtually maintenance-free and have a long service life. Unlike steel tanks, which require regular maintenance and repainting to prevent corrosion, fiberglass tanks do not need to be painted or coated. They are also resistant to mold, mildew, and bacterial growth, making them easy to clean and sanitize. As a result, fiberglass tanks have a lower total cost of ownership compared to other types of storage tanks.

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