History...VITALISM 神秘莫测的力 Vital force theory:生命力学说 Compounds such as sugar,urea,starch,waxes, and plant oils were considered“organic” -People believed that...... Organic compounds needs a "vital force"to create them Vitalism was the belief that certain chemicals, ORGANIC CHEMICALS,could only be made by living organisms.History… VITALISM 神秘莫测的力 Vital force theory:生命力学说 ▪ Compounds such as sugar, urea, starch, waxes, and plant oils were considered “organic” ▪ People believed that…… ▪ Organic compounds needs a “vital force” to create them ▪ Vitalism was the belief that certain chemicals, ORGANIC CHEMICALS, could only be made by living organisms