[oldtech]

I had read somewhere that it was non-flammable....????

[BereanBrain]

It’s not the lithium that ignites, it’s the electrolyte.
Much less dangerous than gasoline, though

[DPMD]

In HS Chemistry, I dropped a little sodium on the counter and it ate its way through the surface down above 1/4 inch; I seem to recall flames.

[butlerweave]

They don’t burn but explode ?

[PLMerite]

[I had read somewhere that it was non-flammable....????]

And recyclable in very tasty ways:

[Organic Panic]

Not sure what the chemistry is with the sodium but pure sodium is VERY adventurous when it comes in contact with water.