There are many more examples. Note that measuring each of these properties will not alter the basic nature of the substance. Examples of chemical properties are: heat of combustion, reactivity with water, PH, and electromotive force.
Mathematical fonts. In mathematical mode you can change the typefaces of the fonts when needed. For instance, it's customary to represent real numbers with a blackboard bold font, or topological spaces with calligraphic font. This article shows several fonts in math mode.
About this font family. Based on pointed-pen lettering, Samantha features slightly condensed characters and a measured rhythm. Itâs named after my niece who shares its optimistic style and discipline. Samantha is available in upright or italic variants, each with regular and bold weights.