Timeline for Is it possible to make sharp wind that can cut stuff from afar?
Current License: CC BY-SA 4.0
4 events
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| Apr 8, 2019 at 18:20 | comment | added | Nuclear Hoagie | @David Cavitation produces bubbles of low-pressure vapor, not bubbles of vacuum. A sharp drop in pressure causes a small bubble of liquid to vaporize, which collapses very quickly. As Alex points out, you can't cavitate a gas because it's already a vapor. | |
| Apr 8, 2019 at 12:36 | comment | added | David | I mean, those are cavitation bubbles. Those are bubbles of vacuum created when something moves fast enough that water takes a moment to fill the space back up. Still neat, but air pressure isn't going to have enough force to do anything. | |
| Apr 8, 2019 at 11:12 | comment | added | Alex bGoode | It is worth noting that this won't work in air. See e.g. worldbuilding.stackexchange.com/questions/52292/… | |
| Apr 8, 2019 at 8:20 | history | answered | don-joe | CC BY-SA 4.0 |