Steam blowing from the nose signals triumphant pride or fierce determination as often as it does anger — 'I'm about to crush this' just as much as 'I'm furious.' That surprising dual reading (proud/fierce vs. angry) makes it more context-dependent than most other frustration-coded faces.
Keywords: anger, angry, face, feels, fume, fuming, furious, fury, mad, nose, steam, triumph, unhappy, won