nostr:npub106dam65ww9ztdqj26xvh08dyuc7lj7nmkrtrujwsmyq2n6g3r33saq3m89 nostr:npub1u83gudwdfwjngz5eqxkrnpvsuydvqwjxwz0majvehqrh62804hfq8yr2s5 i dont have a well ventilated room to work in, doesnt heating metal produce fumes?