what does the word locomotive mean

It is apparent that a lot of the work is done by phone or in person via travel and face to face meetings. Not surprisingly, bridal consultancy is an excellent commercial venture that can be entirely home based. Bridal consultant work that is done within the confines of the home office usually revolves around record-keeping, phone communications and client meetings. The EGR system routes many of the exhaust gases (6 ? 10%) through the EGR valve, last on the Intake System, and in the end in the combustion chamber. The exhaust gases are inert i.e. they don't burn within the combustion chamber; also, the exhaust gases use up a number of the space which could preferably be taken with the intake air. This decreases the volume of intake air available for the combustion process during each Power Stroke; which experts claim decreases the peak combustion temperatures. This leads to lower NOx emissions.