Tell us about yourself!
200 C in the kiln?Enamel won't fire. You need 700 - 800 C for that.
The oven also ensures that the bulb is dry inside - good idea.
Also useful to purify suspected unclean fresh water.
You do understand the purpose of this website?Yes you can buy a ready-made device .That's not the point.
" When you are done, remove both bolts by untightening them from each other. BE CERTAIN to remove the bolts before you try to put on the shelf!"I suspect that you meant 'nuts' rather than bolts... otherwise you are undoing that which you just did.Beyond that - a nice looking shelf indeed.Well done.