A chemical equation equation is a brief equation of a chemical reaction it can express a chemical reaction in a single line it can give us information about the elements or co â¦ mpounds which are reacting or decomposing it also tells us about the states of reactants and the product
an obstacle on a golf course, as a sand trap or pond; Court Tennis any of the three openings on the side (hazard side) of the court in which service is received; Origin of hazard. Middle English from Old French hasard, game of dice, adventure from uncertain or unknown; perhaps Arabic az-zahr, for Egyptian colloquial Arabic al-zahr, dice
Noun. 1. hazard-a source of danger; a possibility of incurring loss or misfortune; drinking alcohol is a health hazard. endangerment, jeopardy, peril, risk. danger-a cause of pain or injury or loss; he feared the dangers of traveling by air. health hazard-hazard to the health of those exposed to it. moral hazard - (economics) the lack of any incentive to guard against a risk when you are protected against it (as by insurance); insurance companies are exposed to a moral hazard if the insured party is not honest.