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When we discuss economic development, we often focus on tech hubs, logistics centers, or massive manufacturing plants. Frequently overlooked, however, is the concept of industrial synergy—the process where industries co-locate to utilize each other's byproducts and waste. A waste oil refinery is a textbook example of this principle, acting as a quiet economic catalyst that delivers substantial benefits to local and regional economies.
https://www.oilrecyclingplant.com/what-is-a-waste-oil-refinery-and-how-does-it-work