CR4 - Forum: General Discussion

04/25/2008 3:44 AM P&ID Design Guide

by aussiedownunder

Last post: 02/17/2009 5:39 AM

by alamprabakaran

15

20926

02/22/2008 12:06 AM Husqvarna's built-in chain brake problem-repair how-to

by CowAnon

Last post: 07/20/2015 2:12 AM

by CowDoc

108

20251

02/12/2007 1:22 AM What Is Tie-In Point?

by Anonymous Poster

Last post: 01/03/2011 4:17 AM

by Anonymous Poster

9

19030

09/04/2008 8:32 PM And in Arctic News......Global Warming refusing to be ignored

by Bayes

Last post: 05/24/2020 5:59 AM

by sceptic

126

18071

07/26/2008 1:50 AM How to Calculate Pipe Thickness for External Pressure

by Anonymous Poster

Last post: 02/17/2016 4:53 AM

by waseemhakeem

39

15911

08/06/2008 4:34 AM Nm3/hr to M3/hr .

by Anonymous Poster

Last post: 11/28/2022 12:57 PM

by SolarEagle

12

15667

03/14/2009 7:56 AM Optical illusion.

by rakesh_semwal

Last post: 08/05/2009 11:37 PM

by Anonymous Poster

60

15518

03/13/2009 6:09 PM Antique Koken Barber Chair Repair

by PatR

Last post: 06/10/2020 10:38 PM

by Chuckh

121

14242

01/16/2010 12:05 PM Shipping Container Housing

by spacecannon

Last post: 10/01/2018 7:13 AM

by Nigh

2003

14241

12/18/2007 10:40 AM Difference Between API 5L and A 106 GR.B Pipes

by Anonymous Poster

Last post: 10/10/2013 8:13 AM

by Aniruddh Barot

12

13359

06/13/2008 11:28 AM What's the Most Aerodynamic Shape?

by frankd20

Last post: 11/28/2017 7:40 PM

by Anonymous Poster

138

12751

02/18/2008 1:22 AM Safe Distance for Pressure Testing?

by Anonymous Poster

Last post: 11/30/2011 5:25 AM

by Madhusudanan

36

12317

01/11/2008 8:59 PM THIRD DIGIT OF IP CODE

by KOTUU2

Last post: 08/22/2011 5:58 AM

by electricaleng

21

11740

08/16/2007 9:12 AM Black Iron Pipe vs. Carbon Steel Pipe

by Hutch

Last post: 02/13/2015 3:14 PM

by the kid

33

11375

05/29/2008 2:07 AM Looking for a Drill Bit to Drill Stainless Steel

by dragon_slayer79

Last post: 04/01/2016 8:18 PM

by Anonymous Poster

47

10693

11/29/2006 2:26 PM Calculating the Enthalpy of Air

by Shadrach

Last post: 02/05/2013 9:44 AM

by dhayanandhan

25

10578

08/04/2008 5:00 PM ISO CONTAINER CAD DRAWINGS

by johnnybravo

Last post: 08/06/2011 1:34 AM

by containerhomeinfo

12

10219

10/18/2008 8:29 AM Nuclear Power feasibility

by nvmani

Last post: 02/19/2009 11:10 PM

by Anonymous Poster

134

9664

10/21/2009 10:44 PM Converting Bars to Liters per Minute

by Anonymous Poster

Last post: 11/26/2013 6:17 AM

by zss

35

9537

07/24/2007 10:20 PM Can a scratched watch crystal or lens be polished out? If so, what will do it?

by Heart Cooks Brain

Last post: 02/16/2011 7:36 PM

by Anonymous Poster

34

8751

05/01/2007 8:38 AM Funny Math Answers

by Larko

Last post: 11/23/2010 1:46 AM

by Anonymous Poster

20

8480

03/24/2007 12:23 AM How to calibrate the Pressure gauge

by gunace

Last post: 02/02/2011 11:17 AM

by bj139

22

8410

01/15/2007 1:59 PM Vegetable Oil and Home Heating

by frankd20

Last post: 01/11/2015 5:46 PM

by André Gilbert

54

7689

02/01/2013 12:22 PM Full Vacuum (FV) Design Pressure

by contactfarhan

Last post: 10/09/2013 5:03 AM

by dhayanandhan

8

7549

04/16/2012 9:52 PM Natural Gas Air Conditioners Cons and Pros?

by ronwagn

Last post: 01/12/2019 12:05 AM

by Dave Smith

22

7199

04/03/2009 10:46 AM Arctic Sea Ice May Be Gone in 30 Years

by Bayes

Last post: 04/19/2009 9:17 PM

by Epke

132

6928

01/30/2009 11:31 PM Hot water heater elements keep burning out.

by Cartman069

Last post: 04/11/2014 3:09 AM

by upnorthguy55

60

6860

04/05/2007 10:49 AM Galvanic Reaction Between Stainless Steel and Aluminum

by dsymes

Last post: 09/14/2010 3:31 AM

by DIVINE MERCY

10

6805

06/26/2011 2:44 PM Convert Nm^3 to kg/hr

by thakkarmayank24

Last post: 06/28/2011 9:37 AM

by Tad

15

6674

03/12/2008 6:37 PM Pipe schedule calculation

by Zaphod2Headed

Last post: 01/02/2010 12:33 AM

by Anonymous Poster

33

6564

01/23/2011 1:14 PM Info On Size and Spacing For Perlins For Roof and New Building

by wrancher ; also posted in Civil Engineering

Last post: 01/24/2011 11:40 AM

by wrancher

11

6530

06/10/2008 10:58 AM Canadian Snow Load Map

by tclark

Last post: 12/14/2009 11:00 AM

by Anonymous Poster

7

6339

09/13/2011 7:46 PM DIY Large-Scale Ultrasonic Parts Cleaner

by RVZ717

Last post: 02/12/2014 8:01 AM

by mrmrva

36

6282

02/11/2008 10:18 AM Calculating Consumption for a Diesel Generator

by Anonymous Poster

Last post: 02/27/2011 6:03 AM

by dhayanandhan

22

6263

05/17/2009 11:08 PM Drying Out a Hot Tub Cover

by Slow Old Poop

Last post: 06/01/2016 6:06 PM

by wparper

41

6184

01/17/2007 9:39 AM About Sarah Boone

by Anonymous Poster

Last post: 02/10/2007 12:50 PM

by Anonymous Poster

10

6180

02/04/2014 12:46 AM What is the Safe Residential Distance from Power Substation

by dogsbestfriend

Last post: 04/19/2014 4:54 AM

by Andy Germany

99

6163

11/17/2008 4:40 PM Spider's Web

by Del the cat

Last post: 02/06/2011 4:19 PM

by Anonymous Poster

120

6043

10/27/2008 11:26 PM How to Build a Pipe Bending Machine

by luisdmk46

Last post: 09/28/2010 12:11 AM

by Anonymous Poster

24

5218

08/16/2008 10:21 PM Fuel Pump Problems in 2000 Chevy Cavalier

by desperadojmo

Last post: 09/10/2014 11:43 PM

by bob c

30

5189

01/23/2008 11:54 PM How to calculate compressed air requirement for a plant?

by Anonymous Poster

Last post: 01/25/2008 3:09 PM

by spencer

7

5171

06/12/2007 11:26 AM Ceiling Fan Direction and the Change of Seasons

by baldingbarry

Last post: 02/18/2011 5:57 AM

by Anonymous Poster

11

5170

01/10/2009 5:39 PM How to wire a 120VAC square D latching relay

by JOSHYB

Last post: 04/17/2009 8:18 PM

by snygolfgs

14

5057

08/18/2008 9:38 PM Best Product for Overlaying a Pea Gravel Walkway

by Dis-Knee

Last post: 08/21/2008 2:41 PM

by EnviroMan

8

4884

05/20/2009 7:08 AM DIY CNC Plasma Table

by Dances with Trees

Last post: 07/22/2012 2:13 PM

by Stings

38

4820

05/12/2008 8:42 PM Softening Hard Rubber?

by Anonymous Poster

Last post: 10/18/2014 11:17 PM

by dkwarner

53

4814

03/20/2009 6:00 PM The Unlucky 13 HHO Lies

by Blink

Last post: 06/28/2013 9:19 PM

by HHOinfo

273

4753

05/14/2009 6:58 AM Spitfires and Super-Fuel: How the U.S. Helped Win the Battle of Britain

by Bricktop

Last post: 06/02/2009 9:24 AM

by Bricktop

111

4741

12/02/2008 8:25 AM Flow Coefficient Cv to SCFM

by AcesFull

Last post: 12/05/2008 2:44 AM

by babybear

12

4638

03/04/2008 6:00 PM Expansion in Multistage Steam Turbines

by Anonymous Poster

Last post: 11/04/2010 7:33 PM

by Anonymous Poster

9

4630

06/12/2007 8:52 AM Multi hole orifice plate calculations

by amsats

Last post: 09/21/2015 7:45 PM

by gopijagan

15

4596

05/22/2009 5:47 AM Mini Forge for Medieval-Style Arrowheads

by Del the cat

Last post: 12/03/2009 4:42 PM

by RHABE

179

4596

05/14/2009 10:40 AM Garage Floor: How to Seal Metal to Concrete

by Anonymous Poster

Last post: 05/19/2009 9:25 AM

by bwire

30

4532

11/26/2007 9:39 PM how to find out the weight of steel tanks ,the formula

by Anonymous Poster

Last post: 07/05/2013 4:06 AM

by dhayanandhan

17

4507

03/24/2012 4:01 PM How to Repair Energy Savers??

by mazhur

Last post: 03/26/2012 11:41 AM

by mike k

13

4492

08/31/2007 6:33 PM Real-Life Application of a quadratic function

by Snooks2644

Last post: 10/21/2012 1:05 PM

by europium

16

4413

01/21/2009 4:04 PM New CNC Membership Type Under Hobbies

by Andy Germany

Last post: 09/24/2010 4:53 AM

by John Mason

96

4301

02/22/2009 7:24 PM Calculating Diesel Fuel Consumption

by aarkashan

Last post: 02/18/2012 11:11 AM

by dhayanandhan

17

4293

12/30/2007 6:39 AM Fun Quiz

by Kris

Last post: 01/05/2008 6:19 AM

by Kris

105

4283

04/15/2011 10:59 PM Food Safe, Heat Proof, Waterproof Ceramic Glue

by Peggy

Last post: 03/01/2017 3:24 AM

by Midatlantian

43

4260

06/09/2012 9:17 AM Whitworth Thread Gauge 12G

by razorrae

Last post: 06/10/2012 5:53 PM

by SolarEagle

11

4242

09/02/2009 4:50 PM Which Wrench to Use? A Cheater's Guide

by hairlesssimian

Last post: 12/24/2009 4:20 AM

by Nigh

63

4079

07/31/2009 11:13 AM Solidworks Human Figure Model?

by Out of Box Experience

Last post: 07/17/2012 3:15 AM

by 3dhumanmodelcom

12

4058

05/11/2008 4:19 PM Vertical Axis Wind Turbine Built Like a Squirrel Cage Fan

by oddball

Last post: 04/08/2011 5:59 PM

by micahd02

45

4025

03/19/2007 6:45 PM Siphoning Water Over 35'

by westwind 304

Last post: 04/07/2008 6:28 PM

by Anonymous Poster

78

3967

06/18/2010 2:03 PM Floor Drains Full of Concrete

by jsimpson

Last post: 08/25/2022 10:04 PM

by SolarEagle

83

3914

05/12/2010 1:18 PM Difference between 4140 and 4140H steel

by Anonymous Poster

Last post: 05/12/2010 11:04 PM

by Milo

2

3780

04/10/2007 7:19 PM Wacky Science - an open invitation

by Yuval

Last post: 05/16/2007 11:42 PM

by Chris Leonard

713

3749

06/12/2008 4:38 PM Finally! A Great HHO test! (Run your car on water!)

by Blink

Last post: 09/27/2019 6:42 PM

by Tornado

139

3697

08/12/2009 3:51 PM How to Keep Snakes Out of My Garage

by Vandarye

Last post: 08/22/2017 5:36 AM

by sebastian shaw

105

3696

06/12/2013 10:20 PM Table Mount PVC Pipe Vice and PVC Cutter

by netmaker

Last post: 06/17/2013 11:11 PM

by Ben Weir

34

3696

11/01/2008 7:03 PM Blocking off inlet on squirrel cage blower

by 03Deuce

Last post: 05/01/2010 9:25 PM

by udarrell

33

3613

04/13/2010 1:04 PM Redo-ing Patio - Concrete Question

by Anonymous Poster

Last post: 04/16/2010 1:25 PM

by zenos paradox

23

3565

11/14/2007 5:07 AM Spiders Do Not Like Conkers

by peterd

Last post: 07/24/2010 8:42 PM

by JohnDG

165

3549

10/23/2007 9:53 PM converting electric motor to generator

by lancelitou

Last post: 01/17/2012 4:30 PM

by Blair

18

3489

05/27/2011 2:43 PM Filling In The Joints In A Concrete Block Wall

by BruceFlorida

Last post: 06/06/2011 8:17 PM

by raul villarreal

24

3439

06/09/2015 7:51 AM Why an Arrow Mark in Measuring Tapes at 16", 32", and So On

by dhayanandhan

Last post: 06/12/2015 2:06 PM

by James Stewart

15

3435

10/09/2006 9:59 AM Ford GT "TT"

by stilljester

Last post: 10/11/2006 2:47 AM

by masu

13

3435

05/09/2016 4:02 PM Briggs & Stratten Mower Engine Surging/Hunting. Suggestion For A Fix Please

by horace40

Last post: 05/09/2017 4:09 PM

by David60

47

3434

12/02/2007 9:45 PM Particle Size: Daltons and Microns

by DVader1000

Last post: 03/27/2017 2:30 PM

by dtvedt

13

3424

08/06/2007 5:14 PM Do Car Tires Have an Inside and Outside?

by Steve Melito ; also posted in Transportation

Last post: 08/21/2007 6:57 AM

by Wrenched

88

3393

04/07/2008 11:50 PM Scale Blaster Water Softener

by Boiler King

Last post: 07/10/2009 10:13 PM

by miketheboilerguy

27

3345

08/04/2015 2:40 AM Macerator Toilet Waste Pipe Issue

by Manfred2

Last post: 08/06/2015 10:03 AM

by SolarEagle

40

3328

02/01/2011 1:32 PM How to Unscrew a Nylock Nut

by Anonymous Poster

Last post: 02/01/2011 1:40 PM

by Bondy111

2

3264

05/18/2008 5:40 PM The Price of Petrol

by Steve S.

Last post: 03/04/2009 11:56 PM

by caramba

319

3263

05/25/2010 8:26 PM What's The Best Way to Clean 55 Gallon Drums?

by Transcendian

Last post: 06/01/2010 5:43 AM

by Del the cat

47

3196

11/22/2007 2:25 PM Millwright Exam

by harold2007

Last post: 02/25/2011 9:03 AM

by KGSMILLWRIGHT

23

3152

09/29/2009 8:48 PM What's The Safe Way to Cut Bottoms off Acetylene Tanks?

by Transcendian

Last post: 10/29/2017 11:20 AM

by bampaw2

78

3140

07/18/2007 1:33 PM Removing Thinset From Concrete - Any Brilliant Ideas?

by Juanita

Last post: 11/29/2017 3:32 PM

by PHX12

17

3118

03/04/2009 8:13 AM Who Makes the Best Work Gloves?

by JE in Chicago

Last post: 08/10/2019 8:40 AM

by Sky23

30

3115

03/09/2009 9:45 AM Round Lead Shot for a Shotgun - Without a Shot Tower

by Bill

Last post: 10/29/2013 2:38 PM

by JohnDG

49

3091

04/23/2008 11:31 PM How can I calculate water discharge velocity?

by BaldSprinter

Last post: 09/18/2016 1:22 AM

by dhayanandhan

23

3086

03/09/2006 10:15 AM Automatic Switch-Off for Electric Water Pump

by Anonymous Poster

Last post: 04/11/2008 11:52 PM

by Anonymous Poster

14

3074

02/15/2010 5:14 PM Why Do Blue and Red Make Violet?

by Anonymous Poster

Last post: 09/11/2013 12:26 PM

by Snel

66

2994

12/23/2006 8:10 PM Energy Consumption Comparison of Electric Space Heaters

by Mikel

Last post: 06/07/2011 8:09 AM

by MPD

87

2942

03/13/2008 3:32 PM Is there a way to bond metal to concrete to support a box or anchor??

by EV1guy2004

Last post: 03/15/2008 10:14 PM

by Moto

11

2904

12/13/2007 3:49 AM Optics and Reverse Images

by manikumarp

Last post: 02/18/2009 7:16 PM

by Anonymous Poster

11

2879

02/01/2008 8:25 PM Changing from 110/115 volt wiring to 220/ 230 volt wire set up?

by everett w.

Last post: 02/06/2008 10:40 AM

by everett w.

19

2858

12/09/2008 8:32 PM What's the Best HMI / SCADA Software?

by rammstein_31

Last post: 01/10/2015 4:03 PM

by Eugene&

20

2844

09/05/2008 8:44 AM Plumbing a 12 ft. steel colum using shims

by carina01

Last post: 01/03/2011 5:55 AM

by plumber01

23

2839

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