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How do I know what pressure to put in my tires? 21 Jun 2012 | 04:14 am
We all own cars but most of us never check the tire pressure. Those who do, need to know what pressure to put in the tire. I recall as a kid, putting 50 psi in my bike tires. Boy could I go fast! Unfo...
How many flushes does it take to purge a vessel? 13 Jun 2012 | 10:16 pm
Someone asked me this question the other day and I knew the rule of thumb was 3 but I did not remember why. I looked in my notes and found the answer. Say you have a vessel at 20.9% oxygen and you wan...
Uses of Compressed Air 26 May 2012 | 01:51 am
Just saw this great summary of all the uses of compressed air. http://goarticles.com/article/Compressed-Air-Uses-You-May-Not-Know-About/6547362/ There are a few that he missed. One is the use of com...
How to size a Pressure Relief Valve 19 May 2012 | 07:50 am
A reader contacted me inquiring about how to size a pressure relief/safety valve. Fortunately there are two good references on the web for this: http://www.pdhonline.org/courses/m112/Selection%20and%...
Why don't we have a Compressed Air Pipeline? 9 May 2012 | 03:11 am
A reader of this blog asked "Why do we not have a Compressed Air Pipeline like the Natural Gas Pipeline?" Natural Gas is supplied by a finite number of wells geographically located where natural gas ...
No more Sonic Booms 23 Mar 2012 | 08:21 am
Imagine flying at the speed of sound without the annoying sonic boom. You'll recall the passenger jet Concorde that could take passengers from New York to Paris in two hours? The Concorde was not allo...
Can I use PVC for my Compressed Air System? 28 Feb 2012 | 11:27 am
PVC Pipe In a word - NO - Let me repeat just in case you didn't hear - NO!! PVC is easy to use and connect, seal and is lightweight so why not use it for compressed air? First OSHA does not allow it....
President Obama is Amazed at the Power of Compressed Air 10 Feb 2012 | 08:29 am
This picture is courtesy of NBC. The young man in the photo is Joe Hudy. Joe created the compressed air cannon that can shoot marshmellows 176 feet. He was at the White House as part of a group of ...
An email from a reader about his compressed air system. 31 Jan 2012 | 08:39 am
A reader of this blog sent me the following email: Message: Hi, I'm in the process of building a house. It will have a detached 24'x40' shop in which I'll be restoring cars. I've been using a small r...
Bead Blasting 7 Jan 2012 | 11:47 am
Blast cleaning uses abrasive grit (glass beads, steel shot, sand, even dry ice) powered by compressed air through a jet to the surface being cleaned. Blasting can be used for cleaning, controlling su...
