working fluid

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working fluid

n.
A working substance that is a fluid.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
They say that it's all over, Austerity for the working mass. We are all in this together, No food banks for the upper class.
With roads and a working mass transport system, even distances of 50km to the central business district can be turned into high-end residential areas.
Of course, in those countries you get universal health care, a universal retirement account, a working mass transit system, and honest government.
Among other recommendations, the report of the Ministry of Public Service recommends creating an observatory to denounce absence, establish a report between wages and working mass and set up a monitoring mechanism of sick leave.
Getting it from the ideas to the design and then a working mass model stage will have been far more complex and challenging.
The cabs will conform to the new ROPS standard established by ISO 12117-2: 2008, which applies to ROPS for hydraulic excavators as defined in ISO 6165 with a working mass of more than 6 metric tons and less than 50 metric tons.
So developing a working mass transport system has been one of her priorities, she said during the Children Summit on Health organized by the city government.
The economic and political elite wanted/needed an obedient uneducated working mass of people who could not read or write and were thus less likely to organize and protest, and those who did receive education should not learn the words independence, self-reliance, or democracy.