Which is not a benefit of good cardiovascular health? improvement in appearance increasing your self esteem the ability to manage stress stronger bone mass

I would say stronger bone mass is not. If you have good cardiovascular health, you look better, you feel better about yourself and you have less stress in your life.

stronger bone mass is a calcium issue not a heart issue.

                                                        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.