SCR is currently the predominant technology to be used for NOX control and is also the most demanding in terms of resources and time to install when compared to other NOx control technologies.
SCR takes a lot of time to install.
SCR has the shortest installation time, when compared to other similar technologies.
An assumption of 1125 tons of steel is a conservatively high estimate
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The phone was ringing.
They don't hold any competitions.
Football players are taking a nap on the field.
The two people are outside playing instruments.