13. Severability and captions.

This ordinance and the various parts, sections, subsections, sentences, phrases and clauses thereof, are hereby declared to be severable. If any part section, subsection, sentence, phrase and clause is adjudged unconstitutional or invalid, the remainder of the ordinance shall not be affected thereby. The captions included at the beginning of each section are for convenience only and shall not be considered a part of this ordinance.