I thought I would give away a clue on how Santa moves about - its all STEM or S.T.E.M!
Start withlight ly made metal construction
A few of you may recall the Star Dust Mission
to comet Wildt 2 in 2004 and which used light-weight aerogel
to capture particles - OK in space but not so "hot on earth.
Therefore Santa uses other material, for example, this - but actually not!
More clues by December 24th!
W O B
Here is a very comprehensive Review of 3-D printer, Lulzbot-Taz
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