"Tiny mites that live in hay, wheat and flour stores cause this hacking cough. Spending too much time around infested areas will produce a thick, phlegmy cough, shortness of breath and a distinctive throaty rattle to the voice. Quacks often claim inhaling the vapours of various concoctions\u2014many of them highly addictive\u2014can cure it. It can last to upward of three days.[1a]"@en . . . . "Weevil Cough"@en . . . "Tiny mites that live in hay, wheat and flour stores cause this hacking cough. Spending too much time around infested areas will produce a thick, phlegmy cough, shortness of breath and a distinctive throaty rattle to the voice. Quacks often claim inhaling the vapours of various concoctions\u2014many of them highly addictive\u2014can cure it. It can last to upward of three days.[1a]"@en .