Search Results: Ventilation

English medieval knights wore metal armour of iron or steel to protect themselves from archers and the long swords of opponents. From the 9th century CE, chain mail suits gave protection and freedom of movement until solid plate armour became...

The qanat (called foggara in North Africa and the Levant, falaj in the United Arab Emirates and Oman, kariz in Iran, and puquios in Peru) is an ancient Middle Eastern irrigation technique in which a long tunnel is dug into arid land that...

The Renkioi Hospital, was a complex of innovative prefabricated buildings designed by Isambard Kingdom Brunel for use during the Crimean War (1853-56). Brunel had been moved by the heavy casualties and even higher deaths via disease during...

The first tunnels in the Mediterranean were built to transport water from distant springs and mountains to arid areas and cities. They also ensured the constant supply of water when cities were under siege. For example, the 533 m (583 yards...

Greek pottery has four main types: Geometric, Corinthian, Athenian Black-figure, and Athenian red-figure pottery. Pottery vessels were made for everyday use such as the two-handled amphora for storage, the single-stem kylix cup for drinking...

Knights were the most-feared and best-protected warriors on the medieval battlefield, while off it, they were amongst the most fashionably dressed and best-mannered members of society. To reach this elevated position, however, became more...

The Romans are known for their remarkable engineering feats, be they roads, bridges, tunnels, or their impressive aqueducts. Their constructions, many of them still standing, are a testament to their superior engineering skills and ingenuity...

Isambard Kingdom Brunel (1806-1859) was a British engineer and a key figure of the British Industrial Revolution (1760-1840). Brunel masterminded the Great Western Railway from London to Bristol, designed and built innovative giant steamships...

Inca architecture includes some of the most finely worked stone structures from any ancient civilization. Inca buildings were almost always practical and pleasing to the eye. They are also remarkably uniform in design with even grand imperial...

The galleon (Spanish: galeón, French: galion) was a type of sailing ship used for both cargo carrying and as a warship. Galleons dominated the seas in the second half of the 16th century, and with their lower superstructures, they were much...