CHECKLIST

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Assess your progress in this unit. Tick (ü) the statements which are true.

	I know how to deal with different kinds of waste.
	I can talk about different methods of waste disposal.
	I can use search skills to know how to deal with the waste of my production.

UNIT 15

INNOVATIONS IN CHEMICAL ENGINEERING

STARTING UP

1 What inventions associated with chemistry do you know?

Match the following inventions with the names of great scientists.

A Boyle-Mariotte law D Molecular theory

B Valency theory E Periodic law

C the main law of thermochemistry F thermal gas expansion law

(“law of definite amount of heat”)

(1) Avogadro ____ (2) Boyle ______ (3) Gay-Lussac ______

(4) Mendeleyev ______ (5) Hess ________ (6) Kekule _______

Choose one invention for presenting within a group.

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Use the words given in capitals to form the words that fit in the spaces. | Chemistry Laboratory Safety Rules | Chemistry Laboratory Safety Quiz | In activity 11, find a suitable description for each of the signs below and give your ideas about the names of these signs. | CHECKLIST | Scan the article and find answers for the questions. | Choose the words from the box and fill in the gaps. | Use the words given in capitals to form the words that fit in the spaces. | CHECKLIST | You are going to read the text about hazardous waste and its disposal. Think of the most suitable heading for each paragraph (1-3). |

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