Exposure to chemical substances can cause adverse effects on the nervous system. Chemicals toxic to the central nervous system can induce confusion, fatigue, irritability.
Exposure to methyl mercury and lead cause central nervous system toxicity, and can also cause degenerative diseases of the brain.
The organic solvents carbon disulfide, n-hexane can harm the peripheral nervous system, resulting in weakness in the lower limbs, tingling in the limbs, and loss of coordination.