Home / Literatures Used oil is a valuable resource that, when improperly discarded, can pose significant environmental risks. Used oil refinery plants play a crucial role in addressing these concerns by recycling and reusing used oil, thereby reducing waste and preserving valuable resources. These plants are classified into various types based on processing techniques, scale, technology,…

Home / Literatures Used engine oil is a hazardous byproduct that arises from the use of machinery. As engine oil is utilized in various applications, it accumulates impurities such as water, dust, and metal particles from mechanical wear. Consequently, the oil’s color darkens, and its viscosity increases, rendering it unfit for further use. In this article, we…