Causes and consequences of accidents at chemically hazardous facilities

Assignment 1

Question:

Select the main causes of accidents at chemical hazardous waste facilities

Choose several of the four answers:

1) Increased hazards of the substances used

2) Violation of production technology

3) Wear and tear of equipment

4) Insufficiently high technology equipment

Assignment 2

Question:

What is toxodose?

Choose one of the 3 answers:

1) It is a quantitative characteristic of the toxicity of accidentally and chemically hazardous substances corresponding to a certain level of injury when exposed to a living organism

2) it is the quantity of toxic substances received by a person per unit mass

3) It is the dose at which intoxication of humans and animals occurs

Assignment 3

Question:

If more than half of the humans are rendered incapacitated by an AHW, toxodose is defined as…

Choose one of 3 possible answers:

1) Lethal

2) moderate

3) Moderate threshold

Assignment 4

Question:

Choose a factor that does not affect the size of a chemical contamination hotspot

Choose one of the 4 possible answers:

1) The amount of chemical warfare agents released

2) Toxicity of the released ACM

3) Weather conditions

4) Persistence of the released ACM

Assignment 5

Question:

With a wind of 1-2 m/s, the contamination zone will be shaped like…

Choose one of 4 possible answers:

1) Circle

2) semi-circle

3) A sector with a 90° angle

4) A sector with a 45° angle

Assignment 6

Question:

Arrange the vertical stability of the atmosphere according to the favorability for the spread of AHOVs, starting with the most favorable

Indicate the order of all 3 answer choices:

__ Convection

__ Inversion

__ Isothermia

Assignment 7

Question:

Choose unstable fast-acting substances

Choose a few of the 4 possible answers:

1) Hydrocyanic acid

2) Phosgene

3) ammonia

4) nitric acid

Assignment 8

Question:

Due to an accident at a chemical plant, a significant amount of AHW was released. Then, the name of this accident is…

Choose one of the 3 possible answers:

1) Local

2) regional

3) global

Assignment 9

Question:

What is characterized by the focus of a fast-acting poisonous lesion?

Choose several of the 4 possible answers:

1) Rapid development of intoxication

2) Affecting a large number of people within minutes

3) A large area entering a chemical contamination zone

4) weather conditions

Assignment 10

Question:

Each hazardous substance has its own code, which consists of…

Choose one of the four possible answers:

1) Two digits.

2) Three digits

3) Four digits

4) Five digits

Answers:

1) (1 b.) Correct answers: 2; 3; 

2) (1 b.) Correct answers: 1;

3) (1 b.) Correct answers: 2;

4) (1 b.) Correct answers: 4;

5) (1 b.) Correct answers: 3;

6) (1 p.) Correct answers: 

3; 

1; 

2; 

7) (1 b.) Correct answers: 1; 3; 

8) (1 b.) Correct answers: 2;

9) (1 p.) Correct answers: 1; 2; 

10) (1 p.) Correct answers: 3;