G, H, I, J
Grease separator
Plant for separating non-emulsified organic oils and fats contained, for example, in wastewater of restaurants, canteens, slaughterhouses and processing plants of the meat and fish industry, margarine factories and oil mills (cf. DIN 4040).
Gas storage
Room or area in which the gas storage tank is located.
Gas storage
Gas-tight container or membrane bag in which the biogas is temporarily stored.
Hygienisation
Process step for the reduction and/or elimination of pathogens and/or phytopathogens, usually by thermal and/or pressure processes. Also called pasteurization
Hydrogen sulphide (H2S)
Flammable, highly toxic gas with an unpleasant pungent odour of rotten eggs, which is perceptible only in low concentrations
Hydraulic retention time
Average residence time of the substrate in the digester
Input
The quantity supplied to and processed by a plant per unit of time.
