trash – n. things that are no longer useful or wanted and that have been thrown away

packaging – n. the enclosing of something in a container or covering : packaged - adj.

recycling – v. to process (something, such as liquid body waste, glass, or cans) in order to regain material for human use

disposable – adj. designed to be used once or only a limited number of times and then thrown away

sustainability – adj. of, relating to, or being a method of harvesting or using a resource so that the resource is not depleted or permanently damaged