Space shuttle thermal tile - GIF and video

[Jon]

Space shuttle thermal tile material held in hand after 1 hour in a 2200° oven.




90-second video below. Note how he tells people to be sure to pick up the cubes by the corners. Is this an example of strong thermal insulation, plus rapid heat dissipation on the corners of the cubes?

Previously:

2016 NASA Marshall Space Flight Center Research and Technology Report - PDF + images
NASA Technical Publication: Can you weld on Mars?
NASA technical standard document: Crimping, Interconnecting Cables, Harnesses, Wiring
NASA Tire Assault Vehicle (TAV), made from a German World War II tank model
NASA fastener design manual
astronaut loses $100,000 tool bag during spacewalk
International Space Station tools
English/metric measurement error in the Mars Climate Orbiter

[Jon]

Similar concept, I think? Or maybe this is just college students learning what real life is like.