quality control
assembly line
v. to check that products, especially new ones, work properly
n. natural substances used to manufacture products
manage (verb)
n. a building used to store products before they are
Chemicals
factory
v. to plan and develop new things, e.g. new products
test
raw materials
n. a building where things are made with machines
warehouse
n. an efficient sequence of workers and machines
n. a system to ensure that the standard of a product is always good
n. the use of machines with little or no human control
fertilizers, plastics, paints
