An aortic aneurysm occurs when a weak aortic wall stretches, causing it to bulge. An aortic dissection occurs when there’s a tear in the aortic wall, which can be fatal if not treated immediately. The ...
Enjoy this 20 minute video dissection of a Roomba 4000. There is lots of great information here, as [Dino] does the dirty work. It is pretty dirty too. Remember, the Roomba is a vacuum. What a ...