There is no such thing on this car.
egr valve
You're going to have to be more specific with your question. There are many components to the emissions control system.
Answering "What emissions control device on a car lowers carbon monoxide content?"
no the fuel pump it self does not control emissions
To control emissions a cupola may be fitted with a cap that is designed to pull the gases into a device to cool the gases and remove particulate matter
Emissions.
because your emissions need controlling, pretty basic stuff here
the catalytic convertor
Emissions Trading generally consists of a market-based approach used to try and control pollution by providing economic incentives for achieving reductions in the emissions of pollutants.
The weapons were stored in an auxilary hut next to the HQ. An auxilary cord ran across the room to the speak.
the use of auxilary views often make it possible to omit one or more regular views.
the control measures taken before combustion to reduce pollution