You gave it to me. You have a q20+ one anyways, sheesh.
I know, but I gave it to you and you left RIGHT after that
I gifted it to you and you returned it with a big "forget you"
Eh.
You place your ores in a smelter for 17 minutes, and then you only have to light the smelter with 1 coal instead of 4. It saves a lot of coal.