In some cases, long piping is run from the storage and unloading area to the SCR reactor.
In all cases, we make sure to only use long piping and keep it well away from the SCR reactor.
mnli hypothesis: In all cases, we make sure to only use long piping and keep it well away from the SCR reactor. premise: In some cases, long piping is run from the storage and unloading area to the SCR reactor.