GID mndandanda wamagetsi agulugufe agulugufe amatengera chipangizo chamagetsi chozungulira chamagetsi ndi zamagetsi kuti azindikire kuwongolera kwa valavu yotsegula ndi kutseka kapena malo apakati kudzera pakusintha kwamagetsi akunja kapena chizindikiro chakunja, kuti alumikizane kapena kudula mpweya. vacuum pipeline.Sing'anga yogwirira ntchito ndi mpweya komanso mpweya wosawononga.