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
A hazard is a situation that poses a level of threat to life, health, property, or environment.Most hazards are dormant or potential, with only a theoretical risk of harm; however, once a hazard becomes active, it can create an emergency situation.A hazardous situation that has come to pass is called an incident. hazard is a situation that poses a level of threat to life, health, property, or environment.