Definitions

the process of damaging the air, water, or land with chemicals or other substances

made dirty, polluted, or poisonous by the addition of a chemical, waste, or infection

to be present at an event or activity. (classes, meetings, school)

a particular thing that you have accomplished

the tools, machines, or other things that you need for a particular job or activity (camping/lifting/safety )

to get rid of something that you no longer want, for example by putting it in a dustbin