Explain the importance of environmental control of gasoline engines.

Each engine has certain tolerances for the percentage of toxic CO in exhaust gases (0.5-1.5%), the content of which in faulty engines can reach 10 percent or more. Controlling the percentage of carbon monoxide is extremely important to maintain the air frequency of cities.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.