Quantitative Risk Evaluation Model of the Multilevel Complex Structure Hierarchical System in the Petrochemical Industry

Table 2

A scale reference table of the .

Severity description of the CS	Qualitative interpretation of the CS	Quantitative scale score
Very high	A heavy casualty is caused	10
-	One person is killed and many others are injured	9
High	Many people are seriously injured	8
-	One person is seriously injured	7
Moderate	Many people are injured	6
-	One person is injured	5
-	One person is slightly injured.	4
Low	A number of people are frightened	3
-	One person is frightened	2
Very low	Not causing any injuries	1