Crossword Puzzle Evidence 2Online version Vocabulary of unit 7 by Jose Angel Contreras Davila 1 Can be broken down to natural substances by bacteria. 2 In a position to receive criticism. 3 Will decay or go bad after a short time. 4 Cheap enough for ordinary people to buy. 5 Able to be used again, either in its current form or to make something else. 6 Designed to be thrown away. 7 Can be taken back to a store to be used again. 8 Practical and effective. 2 8 6 4 3 5