blastpipe
Meanings
noun
- A pipe forming part of the exhaust system of a steam locomotive that discharges exhaust steam from the cylinders up into the smokebox beneath the chimney in order to increase the draught through the firebox; this speeds up the release of smoke through the chimney.
Pronunciation
Word forms
Etymology
From blast (“forcible stream of gas, etc., from an orifice; exhaust steam from an engine”) + pipe.
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