... molecules such as oxygen, nitrogen, carbon dioxyde and straight chain hydrocarbons. Technical Parameter UnitTechnical dataShape PelletSphereDiameter mm ... the air break units of buses, trucks and locomotives. Packed in small bags, it may ... process will depend on the gas present, and on the conditions of the process4A - Zeolites ... , 2.5-5 mm, (4x8 mesh) and as powder, and in pellet 1.6”, 3.2”. To avoid ...