Leonardo da Vinci’s inventions - Mechanical wing (1493–1495)

The mechanical wing is one of the masterpieces among Leonardo's sketches related to aviation.

Leonardo da Vinci’s inventions – Aerial screw (around 1489)

The polymath thought that if a screw-like structure can rotate fast enough, it will 'drill' into the air and fly.

Beryllium dichloride (BeCl₂)

Used in the production of beryllium and as a catalyst.

Leonardo da Vinci’s inventions – Flapping wing (1487–1489)

Leonardo based the design of the flapping wing on birds' wings and a faulty hypothesis.

Leonardo da Vinci’s inventions – Swing bridge (1487–1489)

Leonardo's creative legacy also includes several projects related to bridges. This unusual swing bridge allowed for undisturbed water traffic.

Hydroxide ion (OH⁻)

A compound ion formed when a water molecule releases a proton.

Cellobiose (C₁₂H₂₂O₁₁)

Cellobiose is the basic structural unit of cellulose.

2-deoxy-beta-D-ribose (C₅H₁₀O₄)

A component of DNA, it contains one less hydroxyl group than β-D-ribose.

Hexane (C₆H₁₄)

The sixth member in the homologous series of straight-chain alkanes.

Phenol (C₆H₅OH)

The simplest of the aromatic hydroxy compounds.

Methanol (methyl alcohol) (CH₃OH)

The simplest saturated alcohol. A highly toxic compound, easily confusable with ethanol.

Naphtalene (C₁₀H₈)

The simplest polycyclic aromatic hydrocarbon.

Bin lorries

Bin lorries play an important role in the life of towns and cities.

Motorised aeroplane (János Adorján, 1910)

The construction of ´Libelle´ (Dragonfly) is one of the milestones of (Hungarian) aviation history.

Designing kitchen furniture - spatial coordinate system

Practising the use of the spatial coordinate system with the help of a computer-designed kitchen model.

Added to your cart.