Unit 3 / Lesson 1
GROSS JOBS
VOCABULARY
vital: very important or necessary
clogged: blocked or filled up
waste: material that is thrown away; leftover
plant: a building or a factory
install: to put in place for use or service
flexible: able to bend without breaking; not stiff
expired: no longer usable
landfill: an area of land where garbage is covered by soil
flee: to run away
ensure: to make sure of something; guarantee