. . "catalysis"@en-us . . "0"^^ . . . "112683706"@en-us . . . "contact action"@en-us . . . "109683849"@en-us . "acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction; \"of the top 50 commodity chemicals, 30 are created directly by catalysis and another 6 are made from raw materials that are catalytically produced\""@en-us . . "acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction; \"of the top 50 commodity chemicals, 30 are created directly by catalysis and another 6 are made from raw materials that are catalytically produced\""@en-us . . . . "113444131"^^ . . . "13444131-n"^^ . "0"^^ . . "catalysis"^^ .