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How do you refill an empty laser printer cartridge with fresh toner?
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Is it possible to create a "mining laser"?
Started by techshamanBoard Physics, Astronomy & Cosmology |
Replies: 3 Views: 12205 |
27/03/2013 21:48:15 by Pmb |
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Does "empty space" push things away and gravity is lack of this push energy?
Started by nnantoBoard Physics, Astronomy & Cosmology |
Replies: 4 Views: 7826 |
05/06/2022 12:56:21 by geordief |
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Is a sealed, water-filled can of water denser in water than a similar empty can?
Started by gti_fly_byeBoard General Science |
Replies: 4 Views: 6261 |
06/04/2013 21:13:36 by Bored chemist |
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Did Austin Powers invent the "laser"?
Started by GeezerBoard Physics, Astronomy & Cosmology |
Replies: 3 Views: 6391 |
16/06/2010 05:28:44 by Geezer |
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Why does light dispersewith distance and what keeps laser light from dispersing?
Started by Joe L. OganBoard General Science |
Replies: 8 Views: 17012 |
15/10/2010 18:49:42 by lightarrow |