The autonomic nervous system, also known as the involuntary nervous system, regulates those facets in the body that occur automatically, such as breathing, blood pressure, digestion, heart beat, bladder function and narrowing or widening of the blood vessels.
Is the dry chemical in a fire extinguisher dangerous when inhaled?   The dry powder in ABC fire extinguishers is non-toxic but can cause skin irritation. You can check the manufacturer's website but this info is from the Kidde user guide â¦for their fire extinguishers and should be accurate.
If you have a dry chemical fire extinguisher, the chemical powder can settle on the bottom of the extinguisher and get packed down. If this happens, a professional fire protection services company can empty and recharge your fire extinguisher so you wonât have to replace it.