Five features of emerging adults. As Arnett describes it, emerging adulthood can be defined as an: Age of identity exploration. Young people are deciding who they are and what they want out of work, school and love. Age of instability.
Definition of biohazard. : a biological agent or condition that is a hazard to humans or the environment; also : a hazard posed by such an agent or condition.
All waste must container that holds potentially infectious material must: Be labelled with a biohazard symbol Inhalation of gases, vapor or dust is one of the primary method of chemical exposure..