many states offer esl as a primary endorsement such as oklahoma english as a second language p 12 connecticut tesol pk 12 and washington d c english as a second language for public school teachers other states that do not offer esl as a primary endorsement offer esl as an add on endorsement
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.
This biohazard sign is a completely conventional symbol with no inherent relationship to what it represents. A natural sign in the environment indicating recent human activity. A sign is an object, quality, event, or entity whose presence or occurrence indicates the probable presence or occurrence of something else. A natural sign bears a causal relation to its objectâforage]], as well as bodily gestures, can be regarded as signs, expressing particular meanings. The physical objects most commonly referred to as signs (notices, road signs, etc., collectively known as signage) generally inform or instruct using written text, symbols, pictures or a combination of these.