"Phonetics is specifically the study of how speech sounds are produced, what their physical properties are, and how they are interpreted. Phonology, ... is the study of the distribution of sounds in a language and the interactions between those different sounds."
Vedrana Mihalicek and Christina Wilson (Eds.) 2011. Language Files: Materials for an Introduction to Language and Linguistics. Columbus: The Ohio State University Press, 102.
Nick Seluk. "The Awkward Yeti: Every year, the same for Orange." theawkwardyeti.com, December 11, 2013. <http://theawkwardyeti.com/comic/year-orange/>
Phonetics - "The study of the minimal units of a language (e.g. the sound of spoken language).
Vedrana Mihalicek and Christina Wilson (Eds.) 2011. Language Files: Materials for an Introduction to Language and Linguistics. Columbus: The Ohio State University Press, 700.
Phonology - "The study of the sound system of a language, how the particular sounds contrast in each language to form an integrated system for encoding information, and how such systems differ from one language to another."
Vedrana Mihalicek and Christina Wilson (Eds.) 2011. Language Files: Materials for an Introduction to Language and Linguistics. Columbus: The Ohio State University Press, 700.