This article was originally published in the October 2020 edition of The Chemical Engineer magazine. As part of Marc’s work at Pre-Site Safety, the article also appears in episode 5 of the Pre-Site Podcast. You can listen along with the YouTube version below.

In the autumn of 2011, a light wind carried my father’s ashes from my fingertips into the sea. It was the cold, bitter end to a long battle waged against his