Prolonged exposure to large quantities and high concentrations of diluents can lead to industrial poisoning, which is harmful to different organs. First, the harm to the hematopoietic system, will produce blood cell reduction and granulocytopenia anemia, there will also be thrombocytopenia, and therefore susceptible to infectious diseases also susceptible to hemorrhage, not easy to coagulate blood. Second, for the hazards of the respiratory system, easy to get respiratory infections, respiratory mucous membrane barrier weakened, so that the upper respiratory tract infections, bronchitis, pharyngitis, tonsillitis and other infections increased. Third, the harm to the digestive system, will lead to digestion and malabsorption, causing abdominal distension, abdominal pain, acid reflux, heartburn, anorexia greasy and so on. Fourth, the harm to the circulatory system, prone to insufficient blood supply, such as chest tightness, shortness of breath, palpitations and so on. Fifth, the harm to the nervous system, easy to cause neurasthenia, such as insomnia, dreams.