Depending on which part of the nervous system is affected, symptoms could include headache, dizziness, memory loss, numbness, pain, vision problems, and difficulty walking. Mount Sinaiâs NeuroAIDS Program specializes in diagnosing and treating the full range of HIV-related neurological disorders.
Many greenhouse gases occur naturally in the atmosphere, such as carbon dioxide, methane, water vapor, and nitrous oxide, while others are synthetic. Those that are man-made include the chlorofluorocarbons (CFCs) , hydrofluorocarbons (HFCs) and Perfluorocarbons (PFCs), as well as sulfur hexafluoride (SF 6).
A gas is a form of matter that does not have a defined shape or volume. Gases can consists of a single element, such as hydrogen gas (H 2), or may be a compound, such as carbon dioxide (CO 2), or a mixture of several gases, such as air.Here is a list of examples of 10 gases and their uses. 1  oxygen (O 2) : medical use, welding. 2  nitrogen (N 2): fire suppression, provide inert atmosphere.ases can consists of a single element, such as hydrogen gas (H 2), or may be a compound, such as carbon dioxide (CO 2), or a mixture of several gases, such as air. Here is a list of examples of 10 gases and their uses. 1  oxygen (O 2) : medical use, welding.