2026-09-27T10:37:10+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object2770137600CONDENSING STEAM ENGINEYA steam engine in which the spent steam leaving the cylinder passes to a condenser instead of being exhausted to the atmosphere. The condenser creates a partial vacuum which increases the pressure drop across the engine, so raising its efficiency.546P