3 ms·
Great story. OT for the main point of the story, but I found this interesting: > hBN for the cosmetics industry; some eyeliners are up to 25% boron nitride.
by fnord77 7y ago
Great story. OT for the main point of the story, but I found this interesting:
> hBN for the cosmetics industry; some eyeliners are up to 25% boron nitride.
why?
- deleted 7y ago[deleted]
- bsder 7y agoLubricity, apparently. It apparently makes things powdery, but slightly "greasy"--much like graphite.