flue

s. tubo de chimenea, cañón, humero

tubo de chimenea, trasmallo

conducto de humos, tiro, salida de humos

(n.) = tiro, salida de humos, cañón de la chimenea
Ex: These concept areas include: (1) fuels; (2) chimneys and flues; (3) safety regulations; (4) heating systems; and (5) environmental considerations.
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* flue gas = humo, emanación tóxica

conducto de gases