In this Episode of The Thermal, we find out from the man behind Mountain High oxygen systems…why canula is most often better than a mask.

And a group of UK pilots who've come up with their own Canopy Flasher. We find out why they didn't just buy off the shelf.

It's the time of year when glider pilots are polishing gliders. Either to bring them out of hibernation or put them away for the winter. We find out the tips and tricks to keeping your polyurethane coated glider looking glamorous. Hint…the trick is ceramic.

That's all on Episode #61 of The Thermal.