Engineering

2573 topics in this forum

1. Valve connected to the cloud make sense?

   By h20, August 7, 2020
   • 20 replies
   • 1.9k views
   • 
   • h20
   • August 11, 2020

2. Anti-energy Weapons

   By aman, October 14, 2003
   • 19 replies
   • 3.5k views
   • 
   • YT2095
   • January 6, 2004

3. Atlantis...possible?

   By Kingpin1989, October 11, 2004
   • 19 replies
   • 3.3k views
   • 
   • tecoyah
   • October 22, 2004

4. printed circuit boards

   By shellyfhl, April 18, 2005
   • 19 replies
   • 2.9k views
   • 
   • jasonsioquim
   • May 23, 2005

5. Drilling holes in Freezers and/or refrigerators?

   By Mokele, July 21, 2006
   • 19 replies
   • 6.3k views
   • 
   • chilehed
   • August 2, 2006

6. Water Diesel Engine

   By Guest Kane, March 20, 2005
   • 19 replies
   • 3.6k views
   • 
   • Rocket Man
   • January 7, 2007

7. Pneumatic Paintball Loader

   By AutomagSam, February 27, 2007
   • 19 replies
   • 2.6k views
   • 
   • calbiterol
   • March 17, 2007

8. A Superconducting Power Grid

   By npts2020, September 17, 2008
   • 19 replies
   • 2.3k views
   • 
   • CaptainPanic
   • September 22, 2008

9. How to calculate the pressure ratio of a fan ?

   By kemo1988, April 29, 2010
   • 19 replies
   • 10.8k views
   • 
   • kemo1988
   • May 7, 2010

10. Invent These for Cars Please

    By Airbrush, June 23, 2011
    • 19 replies
    • 2.6k views
    • 
    • Doc. Josh
    • June 27, 2011

11. Sonic Shower

    By searchingfortruth, January 17, 2012
    • 19 replies
    • 14.1k views
    • 
    • searchingfortruth
    • January 19, 2012

12. Metal-Organic Frameworks for CO2 Sequestration.

    By hypervalent_iodine, April 8, 2012
    • 19 replies
    • 3.2k views
    • 
    • paulhorth
    • April 12, 2012

13. "230" Nominal Voltage

    By Prathamesh, January 28, 2012
    • 19 replies
    • 3.1k views
    • 
    • tomgwyther
    • May 8, 2012

14. underwatter city

    By dragonstar57, April 20, 2012
    • 19 replies
    • 2.4k views
    • 
    • jonnyquest
    • May 29, 2012

15. Engineers

    By NSX, July 14, 2003
    • 19 replies
    • 4.3k views
    • 
    • WCIGAFETW
    • August 23, 2012

16. Making a Stun Gun

    By 5614, October 29, 2004
    • 19 replies
    • 18.7k views
    • 
    • bilupaul
    • March 21, 2013

17. Safety of batteries

    By Delbert, July 13, 2013
    • 19 replies
    • 3k views
    • 
    • Enthalpy
    • July 27, 2013

18. Medieval foundations...

    By Externet, January 15, 2015
    • 19 replies
    • 3.9k views
    • 
    • Wolfhnd
    • February 8, 2015

19. What type of soldering iron should I use as a beginner?

    By vitality00, November 7, 2014
    • 19 replies
    • 5.4k views
    • 
    • Enthalpy
    • April 14, 2015

20. Tesla power wall - worth it or not?

    By pavelcherepan, May 5, 2015
    • 19 replies
    • 3.1k views
    • 
    • StringJunky
    • May 12, 2015

21. Powerful magnetic field

    By fred2014, January 24, 2016
    • 19 replies
    • 2.1k views
    • 
    • Enthalpy
    • February 4, 2016

22. Making a precision copy of an existing model. Is this Good, Bad Or What ?

    By Mike Smith Cosmos, September 3, 2016
    • 19 replies
    • 2.4k views
    • 
    • Bender
    • January 6, 2017

23. Gun's barrel life prediction

    By Perfectionist, January 14, 2017
    • 19 replies
    • 9.6k views
    • 
    • Ophiolite
    • January 22, 2017

24. I created a new design for an engine.

    By Cephalopod, December 22, 2016
    • 19 replies
    • 2.3k views
    • 
    • studiot
    • March 8, 2017

25. Why is the Stirling Engine Not More Widely Used?

    By jimmydasaint, February 15, 2012
    • 19 replies
    • 76.8k views
    • 
    • FouRockNET
    • May 2, 2017