1. This process is typically limited in areas affected by environmental toxicants . 2. Toxicants can alter the enzymes or ions present in an organism.3. Toxicants that induce narcosis are known as narcotics or anesthetics.4. Probably a lot of toxicants at high doses will cause neural tube defects. 5. It is a suspected respiratory toxicant , immunotoxicant, gastrointestinal toxicant and neurotoxicant. 6. It is a suspected respiratory toxicant, immunotoxicant, gastrointestinal toxicant and neurotoxicant. 7. The storage of these toxicants within the organism may lead to cumulative toxicity. 8. Research has shown it to be a testicular toxicant in rats and dogs. 9. Organisms can be introduced to toxicants at various stages of their life cycle. 10. It is a toxicant and carcinogen in animals.