A colorless, toxic gas with the characteristic odor of rotten eggs. It occurs in certain mineral waters and spring waters.
The simplest aromatic amine. Its scientific name is phenylamine.
One of the hydrogen halides, it is used for the production of alkyl bromides.
One of the oxides of sulfur, forms sulfuric acid with water.
A reddish-brown toxic gas, very reactive due to its unpaired electron.
The first member of the homologous series of alkyne hydrocarbons.
The first member in the homologous series of 1-alkenes.
A colorless gas with a pungent odor. It is widely used in industry.
Colorless, odorless gas used as a standard in NMR spectroscopy.
A liquid with a characteristic unpleasant odor and a low boiling point.
A colorless, heavier-than-air gas. Its geometric isomer is trans-2-butene.
The sixth member in the homologous series of straight-chain alkanes.
A component of DNA, it contains one less hydroxyl group than β-D-ribose.
The polymath thought that if a screw-like structure can rotate fast enough, it will 'drill' into the air and fly.
The mechanical wing is one of the masterpieces among Leonardo's sketches related to aviation.
The design for the armored car features the most important military requirements: reliability, portability and great firepower.
Leonardo based the design of the flapping wing on birds' wings and a faulty hypothesis.
The animation helps to develop space perception and navigation in space using space coordinates.
Leonardo's creative legacy also includes several projects related to bridges. This unusual swing bridge allowed for undisturbed water traffic.
Leonardo was not only a master artist, but also an accomplished military engineer.