The technique then estimates the percentage of body fat and lean body mass (LBM) through known equations (for the density of fat and fat free mass).

The large scale structure of carbon nanofoam is similar to that of an aerogel, but with 1 of the density of previously produced carbon aerogels or only a few times the density of air at sea level.

Dots per inch (DPI, or dpi) is a measure of spatial printing or video dot density, in particular the number of individual dots that can be placed in a line within the span of 1 inch (2.54 cm).

For example, at an altitude of , the atmosphere's density can vary by a factor of five, depending on the time of day, time of year, AP magnetic index, and recent solar flux.

For instance, even at the relatively late age of a few minutes(the time of nucleosynthesis), the universe density must have been within one part in 1014 of its critical value, or it would not exist as it does today.

The principle of geostrophy is useful to oceanographers because it allows them to infer ocean currents from measurements of the sea surface height (by combined satellite altimetry and gravimetry) or from vertical profiles of seawater density taken by ships or autonomous buoys.

Mania is always relative to the normal rate of intensity of the person being diagnosed with it therefore, an easily angered person may exhibit mania by getting even angrier even more quickly, and an intelligent person may adopt seemingly genius characteristics and an ability to perform and to articulate thought beyond what they can do in a normal mood.