fast and slow
Odd and even.
warrant and warrantless searches
Mentoplasties fall into two large categories: procedures that augment (increase) small or receding chins; and those that reduce large or protruding chins.
Comedies, Tragedies and Histories
Drugs and illegal drugsfast and slow
There are actually several binary, mutually exclusive categories fiber optic cables can fall under. The most common is propagation mode, of which the two types are single mode and multimode.
Generally they fall into two broad categories: hardware and software.
They fall into two categories: continent diversion and conduit diversion.
Engeneering and specialty teams
private- affects only a portion of peoplepublic- affects everyone
The economies of scale attainable from large scale production fall into two categories. Internal and External.
Careers in software design and development fall into two categories: programmers and analysts.