Little Known Hazard: Clouds of dust and debris stirred up by landing spacecraft engines.
Maybe the title was trying to convey 'Not Well Understood'.
metalman · 9h ago
they must do a whole bunch of work to determine what will happen mechanicaly and chemicaly, as the moon dust is hyper dry, and untra fine, and has potential chemical reactions that are impossible under ambiant lunar conditions, but might get very exciting after the introduction of whatever byproducts and residues produced by rocket exhaust, even plain water could set up chain reactions that might damage exposed parts of an accent module, life support, cominications gear
or famously, "Q:what do you get when you mix aluminum and gold in a vacume? A: purple!"
Maybe the title was trying to convey 'Not Well Understood'.