something with the potential to cause harm, such as toxic chemicals or infectious material (1)

wastes that have the potential to cause substantial harm to public health and/or the environment (7)

solid waste produced in health facilities (1)

group of toxic chemical pollutants that persist in the environment i.e. they do not break down by natural processes e.g. mercury, lead, cadmium, nickel, chromium and others (4)

worms that live as parasites in humans and other animals (2)

hazardous materials such as cleaning products, batteries and paint found in household waste (10)

solid waste produced by people in their homes; also known as ‘residential waste’ (1)

set of practices that help to keep people healthy and prevent the spread of disease (2)