• Data reference period
• Geographic localization (Portugal)

• DOMESTIC EXTRACTION:  All solid, liquid and gaseous materials (excluding water and air but including e.g. the water content of materials) that are extracted from economic territory, to be used in production or consumption processes.
• GROSS DOMESTIC PRODUCT:  Final result of the production activity of resident producer units that can be defined according to production approach, expenditure approach and income approach.
• RAW MATERIAL CONSUMPTION:  The amount of material in terms of Raw material equivalents (RME) needed to produce the products consumed in the geographical reference area.
• REFERENCE PERIOD:  The length of time for which data are collected, e.g. a specific day, month or year.
• RAW MATERIAL EQUIVALENTS:  Conversion factors used to express a unit of product traded into the amount of material extraction needed, anywhere in the world, to produce the traded product.
• MATERIAL FOOTPRINT:  See RAW MATERIAL CONSUMPTION

Material footprint/ GDP