сделать ) Ex. 3 Write the following sentences in another way, beginning as shown. Use the underlined word in your sentences
Example: It is considered that water is the most common extinguishing medium.
Water is considered to be the most common extinguishing medium.
1. It is said that modern dry powders are as complex as vaporizing liquids.
Dry powders
2. It seems that he has chosen the most suitable extinguishing medium.
He
3. It is known that volatile liquid compounds of the halogen have great fire extinguishing properties.
Volatile liquid compounds
4. It is likely that methods of extinction will be discussed a bit later.
Methods of extinction
5. It is considered that the theory of combustion interference is the same for dry powders and halogenated agents.
The theory of combustion interference
6. It is known that some fires are extinguished by introducing inert gases.
Some fires
7. It is expected that the introduction of halogenated agents, wet and dry chemicals will widen the scope of attack and give firefighter a selectivity of extinguishing media.
The introduction of halogenated agents, wet and dry chemicals 8. It is believed that halon destroys the ozone layer.
Halon
9. It is alleged that the fire was arson.
The fire
10. It is thought that defective electrical equipment caused the fire.
Defective electrical equipment
