Foundry worker puts wet scrap metal into furnace

Article from the incident: https://www.dailymail.co.uk/news/article-7743817/Explosive-m...

Explanation of what happened: https://hackaday.com/2020/12/30/water-and-molten-aluminium-i...

The guy walks away at the end so he seems to have escaped mostly unscathed. Very fortunate to do so given the severity of this. Hopefully he really was unharmed other than needing new underwear.

This is scary, but it doesn't teach me anything. What is a foundry, why is it full of piles of metal junk, why is some of it (evidently) wet, what are these trash compactors full of fire, I guess they're the furnaces, why does the other forklift driver just kind of sit there, why does the one forklift driver (splashed in molten wet metal scrap) move away from the (I assume) self-inflicted napalm mine field to the left and then drive through it to the right, is he just scared and injured and nervous or what is that all about? I have nothing but questions about this.