kitchen – n. a room in which food is cooked

leftovers – n. food that was not finished at a meal and that is often served at another meal

greenhouse gas – n. gases that cause warming of the Earth's atmosphere

packaging – n. material used to enclose or contain something

rot – v. to slowly decay or cause something to decay

sustainable – adj. involving methods that do not completely use up or destroy natural resources

lockdown – n. a state of restricted movement put in place as a security or health safety measure.

cabinet – n. a piece of furniture that is used for storing things and usually has doors and shelves

refrigerator – n. a device or room that is used to keep things (such as food and drinks) cold

survey – n. an activity in which many people a series of questions in order to gather information about what most people do or think about something