A mulch is any material you place over garden soil to affect either the soil or the plants growing there. Organic mulches are derived from plant materials that eventually decompose and become part of the soil.
To replace or reinstall the waste toner tank: 1  Open the front cover. 2  Pull on the handles to remove the toner cartridge. 3  Pull the waste toner tank out by the handle. 4  With a dry, lint free cloth, clean the inside wall of the printer and clean the waste toner tank.
Unused or outdated chemicals that are in their original containers with labels identifying the contents are suitable for waste pickup by boxing the containers and affixing the pink copy of the hazardous waste form to the box. The completed waste form provides the words Hazardous Waste and the date.