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| Topic | Replies | Views | Last post |
|---|---|---|---|
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1 |
156 | 120,740 | 2026-01-25 17:10:00 by SpaceNut |
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2 |
151 | 83,657 | 2026-01-25 11:58:21 by tahanson43206 |
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3 |
411 | 182,580 | 2026-01-22 14:29:48 by kbd512 |
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4 |
10 | 7,853 | 2026-01-12 15:43:48 by SpaceNut |
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5 |
91 | 27,442 | 2026-01-08 13:07:00 by tahanson43206 |
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6 |
9 | 3,298 | 2025-12-28 16:37:32 by SpaceNut |
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7 |
241 | 77,810 | 2025-12-05 08:59:09 by tahanson43206 |
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8
Sticky: Trough Solar Collector- Design- Construction- Operation- Maintenance by tahanson43206 [ 1 2 3 … 6 ]
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147 | 115,067 | 2025-10-26 16:47:06 by SpaceNut |
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9 |
258 | 147,914 | 2025-10-26 14:43:24 by SpaceNut |
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10 |
26 | 14,991 | 2025-10-18 10:42:58 by tahanson43206 |
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11 |
45 | 39,736 | 2025-09-12 11:18:48 by tahanson43206 |
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12 |
77 | 62,984 | 2025-08-01 10:57:51 by tahanson43206 |
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13 |
106 | 108,230 | 2025-07-03 10:44:11 by Void |
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14 |
153 | 148,742 | 2025-03-24 16:39:30 by Calliban |
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15 |
20 | 27,970 | 2025-03-04 08:11:59 by Calliban |
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16 |
143 | 80,930 | 2024-08-28 08:15:03 by tahanson43206 |
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17 |
29 | 11,738 | 2023-09-25 04:19:19 by Mars_B4_Moon |
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18 |
42 | 64,662 | 2023-05-20 11:32:41 by tahanson43206 |
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19 |
33 | 38,688 | 2022-04-09 16:20:57 by SpaceNut |
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20
Plasma Element Separation by tahanson43206
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1 | 37 | 2026-04-09 19:34:56 by tahanson43206 |
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21
Simple approach to air conditioners? by RGClark
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7 | 165 | 2026-03-19 15:20:54 by SpaceNut |
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22 |
424 | 100,462 | 2026-03-15 07:16:14 by tahanson43206 |
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23 |
90 | 39,846 | 2026-03-14 10:12:46 by Void |
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24 |
121 | 36,735 | 2026-02-25 17:16:54 by Void |
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25 |
36 | 8,128 | 2026-02-25 14:18:27 by kbd512 |
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26 |
166 | 49,563 | 2026-02-21 16:00:48 by SpaceNut |
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27 |
627 | 269,860 | 2026-02-21 16:00:25 by SpaceNut |
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28 |
0 | 92 | 2026-02-19 15:55:11 by kbd512 |
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29 |
56 | 4,336 | 2026-02-08 13:42:16 by kbd512 |
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30
Black Holes by tahanson43206
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5 | 1,330 | 2026-02-06 21:30:08 by Void |