15 In pairs prepare a technical process description using a flowsheet, information from the table and the vocabulary below.
- after that - then - later - in the end - at the end of the process |
- at high temperature - at high pressure, etc. |
- to enter - to come to - to go to - to move - to convert into - to contact - to come in contact - to react with |
- to be purified from impurities - to be cooled - to be mixed with - to be heated |
FLOWSHEET OF ACETYLENE GAS PRODUCING
16 Complete the table with the names of appropriate pieces of equipment following the description of a technical process.
№ |
Equipment |
1 |
CARBIDE HOPPER |
2 |
|
3 |
L.P. DRYER |
4 |
|
5 |
AMMONIA SCRUBBER |
6 |
|
7 |
H.P. DRYER |
8 |
|
9 |
ACETONE PUMP |
10 |
|
17 Work in pairs. What kind of tools and equipment can be used for each processing given below? Share this information with your group-mates.
inorganic and organic fertilizer processing alkalis processing
intermediates processing medicinal chemical processing
petrochemical processing soaps and detergents processing
pharmaceutical processing paints and coatings processing
plastics processing chemical preparation processing
resins processing ceramics processing
synthetic rubber processing glass processing
PROJECT WORK
“Technological Process”
18 Design Power Point slides and prepare a short presentation about a technological process of a chemical product.
WRITING
19 Develop a flowsheet and prepare a technological process description to obtain a chemical product.
CHECKLIST
Assess your progress in this unit. Tick () the statements which are true.
|
I use search skills to learn more about equipment used in a technological process. |
|
I can develop a flowsheet and describe a technological process. |
UNIT 12
SAFETY AT WORK
STARTING UP
1 In pairs, list some of the potential dangers in your laboratory (lab), workshop or place of work.
2 How can the risk of these hazards be reduced? Complete the table below. Use the pictures below the table.
Before working |
During working |
After working |
|
|
|
3
Look
at the picture on the right and say how the items in it can help
while working in the lab or workshop. What other means of individual
protection can you add?
4 What warning signs/labels do you know?
What do these warnings mean?
a) highly flammable d) corrosive g) environmental
b) harmful e) oxidizing h) biohazard
c) explosive f) toxic i) radioactive
Match each warning sign from the box below with the correct warnings above.