exhaust

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exhaust

1. gases ejected from an engine as waste products
2. 
a. the expulsion of expanded gas or steam from an engine
b. (as modifier): exhaust stroke
3. 
a. the parts of an engine through which the exhausted gases or steam pass
b. (as modifier): exhaust valve

exhaust

[ig′zȯst]
(mechanical engineering)
The working substance discharged from an engine cylinder or turbine after performing work on the moving parts of the machine.
The phase of the engine cycle concerned with this discharge.
A duct for the escape of gases, fumes, and odors from an enclosure, sometimes equipped with an arrangement of fans.
(science and technology)
References in periodicals archive ?
76) Similarly, Article XX(g) allows for exceptions "relating to the conservation of exhaustible natural resources if such measures are made effective in conjunction with restrictions on domestic production or consumption.
China has argued that its export restrictions were justified for the ''conservation of exhaustible natural resources.
Thus, it is a 10% exhaustible limit set as a function of either the number of shares in the class or by total stock value.
China contended that the restrictions were placed on the materials on the basis of protecting the environment and exhaustible resources.
Business has used its fair share of these natural resources which are of course exhaustible and without which there would be no products and services to sell to their customers.
The annual publication provides a forum in which emerging and leading scholars evaluate recent developments in the broad field of resource economics, focusing on agriculture, the environmental, renewable and exhaustible resources, and economic development.
World Trade Organization agreements apply to energy only tangentially, because energy is considered an exhaustible natural resource, and in many cases is thus exempt from the rules.
It overreaches by intruding into areas such as land use including extraction of so-called exhaustible resources in which markets are clearly superior.
Crucially, this proposal seeks to minimize carbon leakage to countries that fail to recognize the need for global conservation of the exhaustible natural resource: air.
This is a rule of thumb known as the Hartwick Rule, which states that to sustain a constant flow of consumption, an economy that produces an exhaustible resource should invest the totality of the resource rents in reproducible capital.
GNP II = that part of the GNP generated with exhaustible resources and ending with non-degradable wastes.