It is difficult to verify exactly when people started using oil, we only know that as early as the Middle Ages, the Eastern Roman Empire added sulfur and other substances to oil to carefully prepare it. , then ignite the oil using a complex injection device. . Erupt and burn enemy ships! Persia, Arabia, Venice, Ottoman... These warlords who once dominated the Mediterranean were all burned to ashes by the "Greek fire", the red and black fire erupting from the copper pipe became a divine fire protect the country of the Eastern Roman Empire. In China, as early as the Han Dynasty, there were records of the discovery and use of oil in China, using it to make ink and to treat skin diseases of livestock. After the industrial revolution, large-scale machines appeared one after another, energy demand skyrocketed, the black gold that had been sleeping underground for thousands of years was awakened, blood was poured into industrial development, making technology Industry progresses rapidly. , thousands of miles a day. It can be said that without oil, there is no modern industry! ,Instinctively feeling the force in front of him, it was not something he could resist.