_id	National Life Cycle Inventory Database
1	Working group: WG
2	WG1 : NATURAL GAS
3	WG2 : REFINERY
4	WG3 : PETROCHEMICAL PRODUCTS
5	WG4 : FERROUS and NON-FERROUS
6	WG5 : INFRASTRUCTURE & TRANSPORTATION
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9	WG6 : CONSTRUCTION MATERIALS
10	WG7 : AGRICULTURE and AGRO-PRODUCTS
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21	WG8 : BASIC CHEMICALS
22	WG9 : WASTE MANAGEMENT
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25	WG10 : OTHERS
26	Total