“…Although this example may seem unrealistic, it illustrates what is happening in the majority of European countries, in which the worst-case scenario is rarely used to establish risk prevention measures in relation to site-specific hazardous establishments. This orientation is openly discouraged by the European Commission (Christou et al, 2006), as it is – in essence – quite controversial. As demonstrated in a previous study, establishing safety distances on the basis of the worst-possible scenario almost inevitably leads to the removal of installations, even when the likelihood of the worst-case scenario occurring is so low that it can be considered unrealistic (Cozzani et al, 2006).…”