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04/11/2007 3:12 AM Fresnel Lens
by Nachi ; posted in Chemical & Material Science
Last post: 04/11/2007 8:28 AM
by Steve Melito
 4 148
04/10/2007 9:16 AM Question About Phone Jacks and Lines
by Anonymous Poster ; posted in Communications & Electronics
Last post: 04/11/2007 6:22 AM
by Elrod89
 1 208
04/07/2007 12:38 AM Specifications and Certifications for Lightning Rods
by Nier_Design_Owner ; posted in Electrical Engineering
Last post: 04/11/2007 3:42 AM
by BrainWave
 3 198
04/10/2007 4:11 AM Digital radiography
by mdiag ; posted in General Discussion
Last post: 04/11/2007 3:01 AM
by mdiag
 5 146
04/07/2007 8:17 AM The Price of Steel
by maan varma ; posted in Civil Engineering
Last post: 04/11/2007 2:58 AM
by Cloud8521
 9 529
04/10/2007 5:11 PM Space Elevator Lift Ticket
by Paddy O'Flanigan ; posted in New Technologies & Research
Last post: 04/11/2007 1:56 AM
by BrainWave
 3 124
04/09/2007 1:28 AM carbon
by hemananda ; posted in Chemical & Material Science
Last post: 04/11/2007 1:37 AM
by BrainWave
 10 147
04/05/2007 1:14 AM Ultraviolet Light Illumination
by Cloud8521 ; posted in Chemical & Material Science
Last post: 04/10/2007 11:31 PM
by vermin
 23 373
03/07/2007 3:06 AM Computer Hard Drives
by Anonymous Poster ; posted in Software & Programming
Last post: 04/10/2007 6:27 PM
by Yuval
 48 616
04/04/2007 4:29 AM Pemutations of Sudoku method anyone?
by DrMarten ; posted in Software & Programming
Last post: 04/10/2007 5:47 PM
by BrainWave
 13 470
04/09/2007 9:45 AM Nuclear Batteries
by patrick.e ; posted in Electrical Engineering
Last post: 04/10/2007 3:56 PM
by SolarEagle
 18 586
04/09/2007 4:34 AM Your Friendly Electrical Salesman?
by Anonymous Poster ; posted in General Discussion
Last post: 04/10/2007 2:44 PM
by BrainWave
 6 284
04/08/2007 11:36 PM PVC raw material
by rstanley ; posted in Chemical & Material Science
Last post: 04/10/2007 1:29 PM
by rstanley
 4 263
04/06/2007 4:43 PM VFD on a 480 Volt Open Delta Utility Service
by Anonymous Poster ; posted in Electrical Engineering
Last post: 04/10/2007 11:45 AM
by Anonymous Poster
 4 354
04/09/2007 2:41 AM Thermal conductivity in Insulation materials
by Anonymous Poster ; posted in Mechanical Engineering
Last post: 04/10/2007 11:42 AM
by Peter
 3 293
04/09/2007 8:37 AM Launching Nose
by Anonymous Poster ; posted in Mechanical Engineering
Last post: 04/10/2007 10:11 AM
by sail4evr
 3 204
04/29/2005 1:41 PM Unions for Engineers and Technologists
by Tigger ; posted in General Discussion
Last post: 04/10/2007 9:02 AM
by Bayes
 1 180
04/03/2007 5:15 PM Alcohol Fuels & Greenhouse Gasses
by sidevalveguru ; posted in Chemical & Material Science
Last post: 04/10/2007 6:34 AM
by Emjay4119
 36 694
04/07/2007 10:56 AM Why are there so few answers, but so many questions
by BrainWave ; posted in General Discussion
Last post: 04/10/2007 6:33 AM
by PlbMak
 7 93
04/09/2007 1:22 PM Where is the CR4 help facility?
by The_curious_one ; posted in CR4 Feedback
Last post: 04/10/2007 4:57 AM
by Vulcan
 5 142
04/07/2007 11:36 AM Calculating Cost for a Wind Power Plant
by abdulmajid ; posted in Electrical Engineering
Last post: 04/10/2007 4:14 AM
by PWSlack
 10 426
04/06/2007 3:05 AM Nickel Vapor Deposition (NVD)
by Anonymous Poster ; posted in General Discussion
Last post: 04/10/2007 4:05 AM
by mewebe
 5 227
04/04/2007 7:16 AM Cola in space
by PlbMak ; posted in General Discussion
Last post: 04/10/2007 3:54 AM
by PlbMak
 23 397
04/04/2007 10:47 AM How to straighten cold rolled section
by PlbMak ; posted in Mechanical Engineering
Last post: 04/10/2007 3:44 AM
by PlbMak
 10 243
03/26/2007 8:17 AM Cleaning Ideas Needed for Water Tube Boiler
by engr_amjadali ; posted in Mechanical Engineering
Last post: 04/10/2007 2:40 AM
by Anonymous Poster
 10 310
02/10/2007 4:02 AM HVAC fan selection
by skrishna ; posted in Mechanical Engineering
Last post: 04/10/2007 1:38 AM
by Anonymous Poster
 4 1105
04/03/2007 2:11 PM Another puzzle: How many golf tees are there in this pile?
by DrMarten ; posted in General Discussion
Last post: 04/10/2007 1:32 AM
by Cloud8521
 32 640
04/08/2007 11:46 AM Enthalpy and Entropy
by Anonymous Poster ; posted in Mechanical Engineering
Last post: 04/09/2007 10:57 PM
by vermin
 13 831
04/09/2007 6:25 AM differential pressure cell
by Anonymous Poster ; posted in General Discussion
Last post: 04/09/2007 9:31 PM
by fattmaxx
 2 58
04/09/2007 1:02 PM Can I have codec replacements to get PCM?
by tadben ; posted in Communications & Electronics
Last post: 04/09/2007 7:26 PM
by SolarEagle
 1 182
03/29/2007 11:58 PM Spokes on Wheel
by Anonymous Poster ; posted in Mechanical Engineering
Last post: 04/09/2007 5:13 PM
by sidevalveguru
 22 422
04/07/2007 6:18 PM Delivering Megawatts of Electricity
by kastrupsky ; posted in General Discussion
Last post: 04/09/2007 5:08 PM
by jack of all trades
 11 159
04/09/2007 4:13 PM Emery Eugene Shuff's Life Story Of Nickerson, Kansas
by Anonymous Poster ; posted in General Discussion
Last post: 04/09/2007 4:19 PM
by Chris Leonard
 1 66
04/04/2007 7:44 PM Mysterious Cracks Ruin 25-Year Old Home
by Anonymous Poster ; posted in General Discussion
Last post: 04/09/2007 4:04 PM
by Anonymous Poster
 27 589
04/07/2007 2:34 AM Calculating CFM for a Rotating Compressor
by ahsan ; posted in Mechanical Engineering
Last post: 04/09/2007 2:41 PM
by Tom Kreher
 7 383
04/07/2007 9:43 PM High Pressure Steam Welding Specifications
by mwallen@trane.com ; posted in Mechanical Engineering
Last post: 04/09/2007 1:33 PM
by llizarraga
 3 544
01/28/2007 6:21 AM Converting small petrol generator to run on bottled gas
by horace40 ; posted in Mechanical Engineering
Last post: 04/09/2007 1:32 PM
by The_curious_one
 16 387
04/05/2007 1:03 PM "Planet Earth" TV Series is Very Cool
by mgaulin ; posted in General Discussion
Last post: 04/09/2007 1:25 PM
by mgaulin
 7 274
04/05/2007 11:12 AM Senses Challenge
by julie ; posted in General Discussion
Last post: 04/09/2007 12:57 PM
by texlex
 14 252
04/07/2007 10:58 AM Biological Forum
by BrainWave ; posted in General Discussion
Last post: 04/09/2007 11:13 AM
by Electroman
 6 92
04/04/2007 1:32 AM Generator Question Involving Construction Equipment
by Anonymous Poster ; posted in Electrical Engineering
Last post: 04/09/2007 11:10 AM
by mtararat
 11 308
04/07/2007 7:27 PM Materials in Rods, Pistons and Valves
by Anonymous Poster ; posted in Chemical & Material Science
Last post: 04/09/2007 11:08 AM
by Cloud8521
 3 406
02/16/2007 7:25 PM Drilling Copper Slugs
by Anonymous Poster ; posted in Mechanical Engineering
Last post: 04/09/2007 10:38 AM
by Anonymous Poster
 14 360
04/06/2007 8:37 AM Parallel Entry Principle
by Anonymous Poster ; posted in Manufacturing
Last post: 04/09/2007 9:49 AM
by rdreyer
 2 225
04/07/2007 7:22 AM Designing a Frequency Meter
by nganpet ; posted in Electrical Engineering
Last post: 04/09/2007 9:49 AM
by BrainWave
 9 252
04/09/2007 12:39 AM What the best material for glass mirror for my heater?
by Anonymous Poster ; posted in General Discussion
Last post: 04/09/2007 8:07 AM
by Anonymous Poster
 1 61
04/07/2007 3:13 AM Oil Condition Monitoring and Filtration
by zankruti ; posted in Mechanical Engineering
Last post: 04/09/2007 6:09 AM
by ian83
 1 201
03/29/2007 11:17 AM Balance Disc Assembly
by PhilyEngineer ; posted in Mechanical Engineering
Last post: 04/09/2007 4:36 AM
by The Prof
 9 383
04/05/2007 4:02 AM Differences Between Bearings
by keyur_197 ; posted in Mechanical Engineering
Last post: 04/09/2007 4:12 AM
by keyur_197
 5 346
03/29/2007 9:48 AM The 10 commands for the CR4 user...
by wangito ; posted in General Discussion
Last post: 04/09/2007 3:11 AM
by Kris
 11 166
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