Serving size refers to

Serving size is a standardized amount of food. It may be used to quantify recommended amounts, as is the case with the MyPlate food groups, or represent quantities that people typically consume on a Nutrition Facts label. Portion size is the amount of a food you choose to eat — which may be more or less than a serving.

Explanation:

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explanation:

shaving your legs are optional

                                                        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.