What do solid and hazardous wastes have in common?

Hazardous and solid wastes can be solid, liquid and gaseous form.

Explanation:

Hazardous wastes are wastes that are composed of harmful or toxic substances which is generated from industries, households, hospital e. t. c that are threat to humans and their environment.

Solid wastes are discharged or absconded materials such as refuse, sludge, gabbage, from water treatments, air pollution, household, industries e. t. c.