Matching Pairs Vocabulary Practice Online version Second misterm portfolio activities by Diana Ivette Tapia Fernández 1 Chemicals 2 3 assembly line 4 quality control 5 n. natural substances used to manufacture products 6 manage (verb) 7 n. a building used to store products before they are 8 factory 9 10 v. to check that products, especially new ones, work properly raw materials v. to plan and develop new things, e.g. new products fertilizers, plastics, paints n. the use of machines with little or no human control test n. an efficient sequence of workers and machines n. a system to ensure that the standard of a product is always good warehouse n. a building where things are made with machines