0 something, such as a disease or a chemical, that may harm people, animals, or the environment --
1 a risk to humans or the environment caused by something biological, such as a poisonous chemical or an infectious disease: --
a biohazard box/laboratory/suit
The threat of biohazards for workers in health-care and other human services is increasing.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
We kunnen het stap voor stap voltooien, hoe lang de weg ook is en het kan niet worden voltooid, hoe kort de weg ook is, als je niet eens je voetafdruk markeert.