It’s an explosion of color! Some very unusual things happen when you mix a little milk, food coloring, and a drop of liquid soap. Use the experiment to amaze your friends and uncover the scientific secrets of soap.

A great video by How its Made, features metal plating the various steps on the process.

NASA EBF3 – Parts on Demand

This video clip provides an excellent overview about the entire production process from the blending of metal powders and binders, to the injection moulding of green parts, to the debinding and sintering of the components.

A man with an old mill and lathe built a mini V8 with a 0.48-liter capacity. It can still maintain a low-frequency while idle. The V8 has an impressive list of performance parts including alloy block with cast-iron wet cylinder liners, pressurized oil system, drilled crankshaft, tungsten-alloy flywheel, Megasquirt MS2 fuel injection with 24-tooth trigger […]