Month: January 2007

What’s in Fix-A-Flat?

What’s in Fix-A-Flat?

Ever wonder what’s in fix-a-flat? The February 2007 issue of wired tells you! “Amorphous polyolefin – In the can, this shapeless mass of polymeric olefins (low-density plastics like poly-propylene and poly-ethylene) remains dissolved in the heavy aromatic naphtha. But once Fix-a-Flat is sprayed into the tire, the plastics coat the inner surface and plug the […]

CNC Router plans

CNC Router plans

We’ve covered a lot of CNC router projects and plans – this one looks pretty interesting, but the plans are for sale for $20. If a maker out there promises to build it fairly soon, we’ll pay for the plans ($20) as long as you make it, review it and take some photos – Link. Related: […]

HOW TO – LED Matrix

HOW TO – LED Matrix

Robert writes – “An LED Matrix is an array of LED’s with the anode or positive terminal of each row connected together, and the cathode or negative terminal of each column connected together. Or the anode can be connected to a column, and cathode connected to a row.” – Link. Five pages of information, good […]