Uploaded March 2025 | Updated September 2026, 1 week ago
Compass bubbles aren’t caused by temperature or altitude, that’s a myth. The real culprit? Manufacturing shortcuts and, to put it bluntly, cost-cutting. If compasses were properly filled in a vacuum chamber and then tested, bubbles wouldn’t form - unless the compass was damaged after purchase.
Since bubbles are now considered "normal," this video reveals the real reasons they appear and demonstrates a reliable method to repair your compass, extending its lifespan for years to come.
0:00 The real reason bubbles form in a compass
3:26 How to test who the air got in
7:15 How to repair your compass
11:38 How to DIY degas compass fluid
14:45 Warming the compass fluid to degas it
18:50 Disassembling and emptying your compass
24:03 Refilling your compass
25:50 Resealing your compass
29:50 Finishing off the repair
Compass bubbles aren’t caused by temperature or altitude, that’s a myth. The real culprit? Manufacturing shortcuts and, to put it bluntly, cost-cutting. If compasses were properly filled in a vacuum chamber and then tested, bubbles wouldn’t form - unless the compass was damaged after purchase.
Since bubbles are now considered "normal," this video reveals the real reasons they appear and demonstrates a reliable method to repair your compass, extending its lifespan for years to come.
0:00 The real reason bubbles form in a compass
3:26 How to test who the air got in
7:15 How to repair your compass
11:38 How to DIY degas compass fluid
14:45 Warming the compass fluid to degas it
18:50 Disassembling and emptying your compass
24:03 Refilling your compass
25:50 Resealing your compass
29:50 Finishing off the repair
