those things usually are airvents that help increase oxygen to burn with
but if you can open it up and clean it out, maybe open it up and clean it out, that might help your fire work better
Must be it, right? No venting from it, just provides a little extra O2 for when fire burns...guess that must be it. TY.
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i <3 carbon burning devices, they are my favourite thing
as a child i was fascinated by all kinds of combustion
Interested people are interesting people 🤙🏼
