2. Vertical Water
Wheel (c. 50 BCE)
• Roman engineer
Vitruvius perfects the
modern, vertical water
wheel.
• It is used as a source of
energy.
• It is also used for sawing
wood, shaping iron,
boring pipes, crushing
sugar, and pressing
linseed oil.
3. Windmill (62 CE)
• First invented by
Heron of Alexandria
• This invention led to
the birth of steam
power
4. Gunpowder (1242)
• Roger Bacon was the
first to describe the
formula for making
gun powder.
• Made up of Sulphur
(S), Potassium nitrate
(KNO3), and
charcoal
• Guns soon followed.
Western European Handgun
5. English Cannon
• First used in Southern
Iberia by the Moors in
the 11th and 12th
centuries (Seige of
Cordoba)
6. Gutenberg Printing
Press (15th Century AD)
• A movable printing
technology invented by
Johannes Gutenberg in
Mainz, Germany
• The metal type pieces were
more durable and the
lettering was more uniform,
leading to typography and
fonts
• Uses oil- based ink
7. Alcohol Distillation
(12th Century AD)
• clay tablets detail recipes
for beer were found in
Babylonia
• There were about 20 kinds of
beer recipes found.
• Made up from medicinal
plants which were added to
beer to make both the drink
and the medication taste
better.
8. Paper (11th Century)
• Uses hemp and linen
rags as source of fiber
• The rapid expansion
of European paper
production was truly
enhanced by the
invention of the
printing press and
the beginning of the
Printing Revolution in
the 15th century.
9. Paintings (15th Century AD)
Leonardo da Vinci
Mona Lisa
Michelangelo Buonarroti
Creation of Adam