A Stepwise Risk Assessment for Explosion Events considering Probability Distribution of Explosion Load Parameters

Table 2

Risk matrix diagram for potential risk screening.

Likelihood or frequency		Consequence severity
		Low	Moderate	Major	Critical
		(A)	(B)	(C)	(D)
Almost certain	1	High	Extreme	Extreme	Extreme
Likely	2	Moderate	High	Extreme	Extreme
Possible	3	Low	High	Extreme	Extreme
Unlikely	4	Low	Moderate	High	Extreme
Rare	5	Low	Moderate	High	High