Meanings of circulate coolant in English

To deal with the heat, von Braun proposed to circulate coolant between the hull and the outer wall of the crew cabin.

Under the contract, Morrisville, North Carolina-based Buehler Motor will supply 12-watt and 50-watt auxiliary water pumps necessary to circulate coolant through the Volt's subsystems.

But oftentimes walls and arches of old stone masked durasteel double walls with circulating coolant flowing freely between.