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VI. Read and translate the sentences. Pay attention to the translation of the underlined words

1. Portable fire extinguishers are small and light in weight. Our houses are lighted by electricity. The lights were burning in every room. 2. These extinguishers can be carried by hand. At his right hand sat the President. On the one hand this method is very efficient. On the other hand it's rather complicated. 3. Some detectors are designed to respond to smoke. These fire extinguishers are simple in design. 4. This fire took 164 lives. He lives in St. Petersburg. 5. Air for combustion is supplied in two ways. Don't forget to air the room. 6. Are you in need of help? Carbon dioxide is generated when needed.

VII. Read and translate into Russian the text "Portable Fire Extinguishers"

VIII. Answer the following questions:

1. What are portable fire extinguishers?

2. Why are portable fire extinguishers the most commonly used fire

extinguishing devices?

3. What are their advantages?

4. What are their disadvantages?

5. Into what categories can portable fire extinguishers be divided?

6. What does a fire extinguisher consist of?

7. What must be provided in the first - aid water fire extinguishers?

IX. Choose the proper variant:

1. Portable fire extinguishers a) are seldom used b) never used c) most commonly used.

2. These extinguishers are a) big and heavy b) small and light in weight c) small but heavy in weight.

3. Their disadvantages are a) their simplicity in design b) that they must be operated manually c) their light weight and small size.

4. According to the extinguishing agent they contain portable fire extinguishers can be classified into a) four categories b) six categories c) five categories.

X. Find in the text the sentences describing:

a) advantages and disadvantages of portable fire extinguishers

b) classification of these extinguishers according to the extinguishing agent they contain

c) the operation of the soda-acid type of the extinguisher

d) basic components of a fire extinguisher

e) small, first - aid water fire extinguishers

XI. Decide whether these sentences are true of false. Use the phrase: “You are (not) quite right. That’s (not) quite right. I’m afraid you are wrong”

1. Portable fire extinguishers are very often used.

2. Their advantages are that they must be operated manually.

3. Portable fire extinguishers can be classified in different ways.

4. In the soda-acid type of the extinguisher the gas pressure is produced chemically.

5. The size of the container of the fire extinguisher isn't important.

6. A propellant must be provided in the first-aid fire extinguishers.

XII. Find in the text the English equivalents to the following word combinations:

ручной (переносной) огнетушитель; пенный химический огнетушитель; огнетушитель с вытеснением огнетушащего вещества сжатым газом; могут устанавливаться на …; они должны приводиться в действие; могут классифицироваться по …; вытесняет огнетушащее средство; смесь двух соединений; баллон, содержащий инертный газ; размер пожара, с которым огнетушитель может справиться

XIII. Retell the text in brief using the following phrases:

the most commonly used fire extinguishing devices; economical and effective first - aid fire-control system, can be carried by hand; simplicity in operation and design; their effectiveness depends on …; portable fire extinguishers may be classified according to …, can be divided into five categories; according to their method of operation; several basic components

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