Why am i seeing and hearing things that arent there

You could be Hallucinating and you could be paranoid of something so you make yourself think you hear things, or a small animal could be moving around or neighbours, or a bug. Ask you doctor about it.

                                                        water

a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.

                                                        halon  

any of a number of unreactive gaseous compounds of carbon with bromine and other halogens, used in fire extinguishers, but now known to damage the ozone layer.

                                                  dry chemical

extinguishing agent used on class a, class b, and class c fires.

                                                  carbon dioxide

a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. it is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.

yes you do or he will not stop with that

they cheat and apolgize adn they do it again