The type of measurement distinguishes between two different ways of measurement: analog or digital.

Two major types of flavor thresholds can be distinguished: the absolute and the difference threshold.

This type of ad hominem distinguishes itself from other forms by not being the base of the argument, but rather subtly implying such properties exist.

He distinguishes two common kinds of bad music; the Worst Records Ever Made type, which include:

Two types of groups can be distinguished, namely family groups and bachelor groups.

Two types of chronologies can be distinguished: a relative chronology and an absolute chronology.

Several types of rotor ships can be distinguished, similar to sailing ships.

Three types of flagella have so far been distinguished; bacterial, archaeal and eukaryotic.

Two types have been distinguished: the Nabataean and the Greco-Roman.

Three types of agitoxin can be distinguished, each identified as comprising 38 amino acids.