2
votes
Electricity generation from sand particles in airstream hitting surface
The energy required to pick up and blow the filings at the surface will exceed the truly tiny amount of charge separation that this device will generate, so it is a net losing proposition.
This is not ...
- 14.3k
2
votes
What is this filter from an aluminium extrusion facility filtering?
Probably just particulate like others have mentioned; no idea the composition though. Something to consider is that good strainers are often "wedge wire" to reduce particulate getting stuck ...
- 7,904
1
vote
Why did the Soviet Alfa-class submarines have a titanium hull?
All Soviet industries were state owned, including titanium production.
So Soviet made titanium submarines to showcase their technological might.
THough titanium is strong, corrosion resistant and ...
- 544
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