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03/02/2024 9:47 AM Two Years of Closed Access
by redfred ; posted in CR4 Feedback
Last post: 07/11/2025 6:25 PM
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06/04/2025 1:56 AM Confirmed Shut Down Signal - Motor Starter
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06/15/2025 2:24 PM Irrigation Pump - Accessible to Mobility Impaired
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10/05/2013 7:49 PM Magnetic vs Electrical Propagation Speed
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by HiTekRedNek ; posted in General Discussion
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03/19/2024 10:14 AM Why Use Copper Coated Steel Wire in a Motor?
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06/11/2025 5:34 PM Gravitational Time Dilation -- A Simple Explanation
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06/21/2025 8:14 AM Copper Coated Steel Wire in Motor
by HiTekRedNek ; posted in General Discussion
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05/31/2025 7:33 AM The Many Worlds of Quantum Mechanics
by HiTekRedNek ; posted in General Discussion
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07/06/2020 6:19 AM Alternative to R123 Refrigerant in Chillers
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05/25/2025 10:33 PM Impact Resistant Solar PV Panels
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06/01/2025 10:20 AM Infrared Contact Lens
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04/05/2025 6:07 PM Safer, Simpler Solar Cooker/Solar Drier?
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01/19/2013 1:28 AM RO (Reverse Osmosis)
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06/03/2025 8:17 AM Tesla Coil Primary Resonance
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10/08/2010 1:10 PM Light Storage
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05/12/2015 4:23 AM Harmonic Filter Bank Capacitor Terminals Overvoltage
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05/24/2025 12:30 AM Gas Groups - Hazardous Area Equipment
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05/20/2025 10:04 AM ABB & Siemens - MV Switchgear or HV Switchgear
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05/09/2025 4:12 PM AI-Controlled Fighter Jets
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10/01/2018 12:24 AM Re-Pasteurize Milk
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05/14/2025 10:39 AM Cummins K50 Diesel Engine Generator
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12/03/2009 1:45 AM remove myself from cr4
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04/23/2025 3:00 PM HV Equipment Discharge in Hazardous Area (Zone-2)
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03/07/2013 9:32 AM Dynamic Balancing of Centrifugal Impeller
by Jackanil ; posted in Mechanical Engineering
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05/01/2025 12:08 PM Disappearing Sock
by HiTekRedNek ; posted in General Discussion
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02/17/2020 1:36 PM People Are Jailbreaking Used Teslas to Get the Features They Expect
by wrenchtwirler ; posted in General Discussion
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 101 845
05/03/2025 12:43 PM Load Sharing Controller vs PMS
by Anonymous Poster ; posted in Electrical Engineering
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 4 255
04/22/2025 9:09 AM Dual Incomer - Interlock
by Anonymous Poster ; posted in Electrical Engineering
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04/28/2025 5:38 PM A Color Never Seen Before
by Rixter ; posted in General Discussion
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05/26/2024 10:19 AM Black Paint Makes White Paint Whiter
by HiTekRedNek ; posted in General Discussion
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 30 778
07/25/2015 10:02 AM WD 40 / Original or Specialist ?
by tonyhemet ; posted in General Discussion
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 72 2935
03/20/2012 12:29 AM Fuel Consumption Rate
by duffyem ; posted in Mechanical Engineering
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by PWSlack
 25 538
07/04/2008 6:53 AM alternate to FO steam boiler
by pgsath ; posted in Mechanical Engineering
Last post: 04/29/2025 5:19 AM
by PWSlack
 9 230
12/18/2007 4:10 PM How To Measure The Resistivity of Distilled Water?
by nrznrz ; posted in Chemical & Material Science
Last post: 04/29/2025 5:16 AM
by PWSlack
 27 3835
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