19mullagh94
by 19mullagh94
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3 months ago
How lasers work (in theory)
How does a laser really work? It's Bose - Einstein statistics! (photons are bosons)
Check out Smarter Every Day's video showing lasers in real lif...
19mullagh94
commented:
11 months ago
How to install a putting green
Step by step instruction on a putting green install. http://www.pacificoutdoorli...
19mullagh94
commented:
hw wud dis cost a 1000 i dd mine myself and it only costed me 150 mine is in great condition and is alot bigger
I dnt understand how a hole can be made when the laser beam wnts to escape