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chemistry help

I need to make up an aqueous solution that is 25% PO4-3 ions by weight. I have Klean Strip Phosphoric acid from Home De...
10 comments posted 15yrs
posted by karltownsend.NOT
10 comments posted 15yrs posted by karltownsend.NOT

Cannons

I want to make a cannon, strictly for a noisemaker. Google has a lot of info on these, some of them shoot bowling balls...
31 comments posted 15yrs
posted by pittmanpirate
31 comments posted 15yrs posted by pittmanpirate

What is it? Set 402

http://55tools.blogspot.com/ Rob
24 comments posted 15yrs
posted by rhvp65
24 comments posted 15yrs posted by rhvp65

Ratchet spanners

Has anyone seen a ratchet spanner with the ratchet on an *open* end of a spanner (rather than the box end which is comm...
13 comments posted 15yrs
posted by mkoblic
13 comments posted 15yrs posted by mkoblic

Anyone Have a Used Shear?

The guy next to me needs a shear. 3/16" capacity in Cold Rolled 8' to 10' long Shipped to NJ if he buys it. Shoot any i...
0 comments posted 15yrs
posted by autodrill
0 comments posted 15yrs posted by autodrill

Anyone doing any metalwork?

I'm getting on to 70% on the containers. I'm up to 1200 lf of 1.5 tube now. Worked till midnight last night in the very...
64 comments posted 15yrs
posted by pittmanpirate
64 comments posted 15yrs posted by pittmanpirate

Three phase rotation meter

Someone was looking for a cheap rotation meter a while back. I just saw this on Ebay for$20.00. 60 to 600V and 20 to 400...
4 comments posted 15yrs
posted by mike.terrell
4 comments posted 15yrs posted by mike.terrell

Full diameter mill to cut slot in aluminum?

Folks, I've dremeled and belt sanded all the flash from an aluminum Freeland hooked buttplate casting. Looks much bette...
13 comments posted 15yrs
posted by ohland
13 comments posted 15yrs posted by ohland

ARGH slotter woes

I just gave up for the day on a machining project, first time this has happened in years. I'm trying to use my Bridgepo...
11 comments posted 15yrs
posted by karltownsend.NOT
11 comments posted 15yrs posted by karltownsend.NOT

coupler for AC servo

I'm doing a cnc conversion on a 13x40 gearhead lathe. My Z servo will be belt driven, so I think I can handle that. Do...
7 comments posted 15yrs
posted by lloydspinsidemindspring.com
7 comments posted 15yrs posted by lloydspinsidemindspring.com

Engineering question

I have a span of 60". I want to put a tube of hitch stock, 2" x 2" x .250"(?) across it, attach an electric hoist and l...
28 comments posted 15yrs
posted by pittmanpirate
28 comments posted 15yrs posted by pittmanpirate

OT-Military benefits overhaul

DoD panel calls for radical retirement overhaul By Andrew Tilghman - Staff writer Posted : Monday Jul 25, 2011 A sweepi...
3 comments posted 15yrs
posted by H.Beal
3 comments posted 15yrs posted by H.Beal

ot: Who got a raise?

http://rense.com/general94/whstaff.htm
38 comments posted 15yrs
posted by cavelamb
38 comments posted 15yrs posted by cavelamb

Friction welding

Is this an acceptable process? http://www.ebaumsworld.com/video/watch/81732304/?lt=ep I think not, with the way it stop...
15 comments posted 15yrs
posted by td_03
15 comments posted 15yrs posted by td_03