In this unit, the students will  review the issues of industrial chemistry listed below and practice the corresponding English vocabulary, including the professional one.

Electrolysis and its use (pp. 80-83). Tasks: 83/1-3

Air, its use, air pollution (pp. 96-103).  Tasks:  101/1, 103/2

Water, its use, water pollution (pp. 104-113).  Tasks:  105/1-3

Metals, their extraction, recycling, use. (pp. 138-143).  Tasks:  141/1,2,4,6, 143/2,3,5

Aluminium (pp. 144-145).  Tasks:  145/1-5

Iron, corrosion (pp. 146-149).  Tasks:  147/1-9, 149/2,7

Ammonia and nitric acid (pp. 152-159).  Tasks:  153/1,2, 159/1,2

Fertilisers (pp. 160-163).  Tasks:  163/1-6