Decorative glass plate spinner - GIF

Decorative glass plate spinner.

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Previously:

https://www.homemadetools.net/forum/...814#post175177
https://www.homemadetools.net/forum/...773#post174989
https://www.homemadetools.net/forum/...561#post158949
https://www.homemadetools.net/forum/...440#post158476
https://www.homemadetools.net/forum/...054#post149363

is it safe to presume the nozzle which is placed overhead is directing "cool" air at it to bring it down to a suitable temperature without cracking it?

it's safe to presume you will win the lottery tomarow....weather you do may be a totally different out come....of coarse I would agree thats probably come cooling commen out of that nozzle....I prezoom.