[ggm]

At seven hundred freaking degrees, fluorine starts to dissociate into monoatomic radicals, thereby losing its gentle and forgiving nature.

Gentle and Forgiving nature...

[HarryHirsch]

The inimitable Martin Poliakoff demonstrates it here: https://www.youtube.com/watch?v=vtWp45Eewtw

[ebg13]

"It was much more exciting than I thought" is a great opening line.

[ggm]

Great communication

[fuzzfactor]

We used to do this under pressure in heavy-walled alloy cylinders being irradiated with megawatts of microwave energy behind a blast shell facing into the deep woods at the far end of the specialty fluorochemical research plant.