what are these floating on the surface

acquiescent@lemmy.world to No Stupid Questions@lemmy.world – 119 points –

These were from water we just boiled

50

You are viewing a single comment

that's limescale

The kettle doesn't have whitish looking residue though. It's spotty specks of grey that leaves chalky white powder on my finger when I wipe them, is that still limestone?

Maybe the kettle has some kind of non-sticking internal surface?

Yes, that sounds like limescale.