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The Liber Ignium ad Comburendos Hostes (translated as On the Use of Fire to Conflagrate the Enemy, or Book of Fires for the Burning of Enemies, and abbreviated as Book of Fires) is a medieval collection of recipes for incendiary weapons, including Greek fire and gunpowder, written in Latin and allegedly written by a certain Marcus Graecus ("Mark the Greek")—a person whose existence is ...
Fire making, fire lighting or fire craft is the process of artificially starting a fire. It requires completing the fire triangle , usually by heating tinder above its autoignition temperature . Fire is an essential tool for human survival and the use of fire was important in early human cultural history since the Lower Paleolithic .
The Fountain contains 6,600 underwater lights which can be seen from space more than 200 miles away. It was also in 2009 that the company was commissioned to create five fountains for the Las Vegas City Center. One fountain was the world's first choreographed ice feature with another being the world's widest programmable water wall. [24]
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Some of these include the humidity, temperature, ultra-violet light, proximity to the sea, the amount of air pollution (especially if causing acid rain), and even what type of flora and fauna are in the area. If the sculpture is part of a working fountain, the quality of running water (hard, soft, alkaline, acidic, etc.) is important.
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A forest fire rages Nov. 17 near Fountain City homes. Mark Wilbanks, Knoxville’s assistant fire chief, said the 3 acre fire was set deliberately.
The Book of Ingenious Devices (Arabic: كتاب الحيل, romanized: Kitāb al-Ḥiyāl, Persian: كتاب ترفندها, romanized: Ketâb tarfandhâ, lit. 'Book of Tricks') is a large illustrated work on mechanical devices, including automata, published in 850 by the three brothers of Persian [1] descent, the Banū Mūsā brothers (Ahmad, Muhammad and Hasan ibn Musa ibn Shakir) working at ...