återledning
Återledning is a Swedish term that translates to "recirculation" or "return flow" in English. It generally refers to the process of bringing something back to its original source or system for further use or processing. This concept is applied in various contexts, most notably in engineering and environmental science.
In technical applications, återledning often describes the return of a fluid or material to a preceding stage
In environmental contexts, återledning can refer to the return of nutrients or organic matter to an ecosystem.