When crude oil is transported via sub-sea pipeline. the temperature of the pipeline decreases at a deep depth which causes a difference in temperature with the crude oil inside. This causes the crude oil to dissipate its heat to the surrounding until thermal equilibrium is achieved. This is also known as the cloud point where wax begins to precipitate and solidifies at the walls of th... https://allfixelectricales.shop/product-category/chicken-rotisserie-element/