Choke: A butterfly valve fitted at the top of the air horn of a carburettor to provide rich mixture during starting of engine. Related posts: Personnel Management Operative Functions Administrative Role of PM Competency HR Management Role Change Personnel Policies Personnel Procedures Appealed Policies Implied Policies Specific Policies Personnel records Research Pure research Personnel research Attitude or Opinion Survey Turnover Secondary research Applied research Personnel audit Read more articles Previous PostCheck engine light Next PostCircuit breaker