From #1469
How should embers be tagged? Inconsistently done
These are the three instances of the word in the entire ms:
https://edition-staging.makingandknowing.org/#/folios/20r/f/20r/tl Then having done that, you will put a little <m>hay</m> on the said <tl>lids</tl> and plenty of <tl>embers</tl>, and make a good charcoal fire all around. That done, you will uncover one of them soon thereafter and see when it is cooked. It should be hard.</ab>
https://edition640.makingandknowing.org/#/folios/35r/f/35r/tl Take some <m>embers</m> in a <tl>pot</tl>, & having put <m>sulfur</m> on top
https://edition640.makingandknowing.org/#/folios/127v/f/127v/tl having placed your <tl>molds</tl> on a layer of good embers, not burning too much
I would say that "embers" is the same as "charcoal" and we marked that up as a material, so I would do the same here.