a pipe or passage for conducting smoke, a current of air, or the like, to an uptake or downtake.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use offtake in a sentence
Liquified gas is removed from the canister with a long offtake tube that runs up the length of the torch.Inside the surprisingly complex engineering process that creates an Olympic torch | Erin Fennessy | July 23, 2021 | Popular-Science
The cliff rose above them, a wall broken here and there by the offtake of narrow ravines, filled with forest trees.Long Live the King | Mary Roberts Rinehart