catalysis

noun

acceleration of a chemical reaction induced the presence of material that is chemically unchanged at the end of the reaction
化学反応の際に、化学的に不変の物質の存在によって引き起こされる化学反応の加速
- of the top 50 commodity chemicals, 30 are created directly by catalysis and another 6 are made from raw materials that are catalytically produced
  トップ50の必需品化学製品のうち、30は触媒作用によって直接作成され、別の6は触媒的に生産される原料から作られる