Rating Newest Oldest. Best Answer: Natural gas is piped to your home as a vapour while propane is stored as a liquid in portable containers. You are still burning vapour not liquid with a propane appliance. When you draw off the vapour and burn it, the liquid in the tank boils to create more vapour. It also expands 270 times as it changes from a liquid to a vapour, so that is why a small tank lasts so long!
It is made up of the central nervous system, containing the spinal cord the brain, and the peripheral nervous system, containing the nerves, the sensory organs as well as other elements. A nervous system disorder is a malfunction that causes abnormalities in the nerves, spinal cord, or brain.
You may have heard that mental health conditions are caused by chemical imbalances in the brain, but what exactly does that mean? Research has shown that imbalanced brain chemicals can contribute to mood and anxiety disorders, but the exact cause of panic disorder remains unknown. The following describes the chemical imbalance theory and other potential factors that may influence the development of panic disorder. Answer: