The Century of Science (19th Century)
- 1764 England Watt Invented the steam engine
- 1774 Sweden Scheele (pharmacist) Discovered chlorine
- 1774 England Priestley Discovered oxygen
Air pollution and animal experiments on mice
- 1777 France Lavoisier Theory of combustion; Law of Conservation of Mass (1784)
- 1803 England Dalton Announced the existence of atoms and a table of atomic weights
- 1828 Germany Wohler Artificial synthesis of urea (beginning of organic chemistry)
- 1831 Germany Liebig (pharmacist) Discovered chloroform
- 1849 Germany Hofmann Discovered benzene from coal tar
- 1859 England Darwin
On the Origin of Species published
- 1860 Germany Kolbe Synthesized acetylsalicylic acid (aspirin) from carbolic acid
- 1866 Austria Mendel
Mendel's Laws