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The iron pillar of Delhi is a structure 7.21 metres (23 feet 8 inches) high with a 41-centimetre (16 in) diameter that was constructed by Chandragupta II (reigned c. 375–415 CE), and now stands in the Qutub complex at Mehrauli in Delhi, India. [1][2] It is mostly known for its unique rust-resistant composition, unprecedented in its time, a ...
Wrought iron. Rust is an iron oxide, a usually reddish-brown oxide formed by the reaction of iron and oxygen in the catalytic presence of water or air moisture. Rust consists of hydrous iron (III) oxides (Fe 2 O 3 ·nH 2 O) and iron (III) oxide-hydroxide (FeO (OH), Fe (OH) 3), and is typically associated with the corrosion of refined iron.
Fishing is an ancient practice that dates back at least to the Upper Paleolithic period which began about 40,000 years ago. [4][5] Isotopic analysis of the skeletal remains of Tianyuan man, a 40,000-year-old modern human from eastern Asia, has shown that he regularly consumed freshwater fish. [6][7] Archaeological features such as shell middens ...
The Śāradā, Sarada or Sharada script is an abugida writing system of the Brahmic family of scripts. The script was widespread between the 8th and 12th centuries in the northwestern parts of Indian Subcontinent (in Kashmir and northern KPK), for writing Sanskrit and Kashmiri. [18][19][20] Originally more widespread, its use became later ...
Capernaum (/ k ə ˈ p ɜːr n eɪ ə m,-n i ə m / kə-PUR-nay-əm, -nee-əm; [1] Hebrew: כְּפַר נַחוּם, romanized: Kfar Naḥum, lit. 'Nahum's village'; Arabic: كفر ناحوم, romanized: Kafr Nāḥūm) was a fishing village established during the time of the Hasmoneans, located on the northern shore of the Sea of Galilee. [2]
The Indus script, also known as the Harappan script and the Indus Valley Script, is a corpus of symbols produced by the Indus Valley Civilisation.Most inscriptions containing these symbols are extremely short, making it difficult to judge whether or not they constituted a writing system used to record a Harappan language, any of which are yet to be identified. [3]
Spear fishing is an ancient method of fishing and may be conducted with an ordinary spear or a specialised variant such as an eel spear [8] [9] or the trident. A small trident-type spear with a long handle is used in the American South and Midwest for gigging bullfrogs with a bright light at night, or for gigging carp and other fish in the ...
Reed boat. Reed boats and rafts, along with dugout canoes and other rafts, are among the oldest known types of boats. Often used as traditional fishing boats, they are still used in a few places around the world, though they have generally been replaced with planked boats. Reed boats can be distinguished from reed rafts, since reed boats are ...