accumulation,aggrégation,congestion,stocking,storing /ENERGY-OIL/
[DE] Akkumulation; Anfall; Anhaeufung; Ansammeln; Ansammlung; Aufspeicherung; Haeufung; Speicherung
[EN] accumulation; aggrégation; congestion; stocking; storing
[FR] accumulation; emmagasinage; stockage