Portland cement is a controlled chemical mixture, comprising calcium, silicon, aluminum, iron and low quantities of other components. The mixture is combined with gypsum in the final grinding process ...

For the sake of obviousness, a number of the examples in the Software section utilized artificially-prepared mixes of spheres and another type of particle. Now a real-world sample will be looked at, ...

With low particulate loading common in stack emissions these days, particulate matter measurement can be difficult using traditional techniques. Microscopical measurement of particle-size ...