(See How Catalytic Converters Work for more details.). Controlling the engine is the most processor-intensive job on your car, and the engine control unit (ECU) is the most powerful computer on most cars.
â¢ Accidental poisoning is one of the leading causes of GI ulcer disease. This can be from plants (for example, toxic mushrooms, castor beans, or sago palm), pesticide or rodenticide toxicity, chemical poisoning (often with ethylene glycol or phenol), or heavy metal poisoning involving zinc, iron, or arsenic.
Gastrointestinal Infections and Food Poisoning. Many types of bacteria can cause food poisoning, including certain species of Salmonella, Shigella, Campylobacter, E coli and Listeria. Some of these food-borne bacterial infections cause serious diseases, such as typhoid fever, cholera and botulism. Infection of the stomach with the bacterium Heliobacter pylori is a well-known cause of peptic ulcer disease and may increase the risk for stomach cancer.