For many years Americans have enjoyed the news broadcasts and contemporary information that has been presented by Paul Harvey on the radio. In particular, one segment of his show that reveals very ...

A study on predicting acid-gas densities for the pressure and temperature ranges relevant to acid-gas injection schemes found that only one common equation of state gave unsatisfactory results.

A common question arises: can density be determined using the free space measured on a gas adsorption analyzer, rather than a device specifically designed for density measurement? This article ...

Units for measuring such as metres, kilograms and litres are covered in Metric Units and are examples of single units. Compound units at M1 covers speed, heart rate and fuel economy. Density is a ...

Powder is a collection of single solid particles, which in most cases may be considered a basic unit. Powder is typically comprised of solid particles, interparticle voids, as well as open and closed ...