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A study conducted in 2001 determined that Tangkuban Perahu had erupted at least 30 times in the previous 40,750 years. Studies of the tephra layers within three kilometres of the crater revealed that 21 were minor eruptions and the remaining were significant eruptions.
In ancient Greek medicine, each of the four humours became associated with an element. Blood was the humor identified with air, since both were hot and wet. Other things associated with air and blood in ancient and medieval medicine included the season of spring, since it increased the qualities of heat and moisture; the sanguine temperament (of a person dominated by the blood humour ...
The Apostolic Constitutions, whose texts date to c. 400 AD, attribute the precept of using holy water to the Apostle Matthew.It is plausible that the earliest Christians may have used water for expiatory and purificatory purposes in a way analogous to its employment in Jewish Law ("And he shall take holy water in an earthen vessel, and he shall cast a little earth of the pavement of the ...
A nitrogen generator Bottle of 4Å molecular sieves. Pressure swing adsorption provides separation of oxygen or nitrogen from air without liquefaction. The process operates around ambient temperature; a zeolite (molecular sponge) is exposed to high pressure air, then the air is released and an adsorbed film of the desired gas is released.
While sources agree about the identity of four of the five ingredients of anointing oil, the identity of the fifth, kaneh bosem, has been a matter of debate.The Bible indicates that it was an aromatic cane or grass, which was imported from a distant land by way of the spice routes, and that a related plant grows in Israel (kaneh bosem is referenced as a cultivated plant in the Song of Songs 4:14.
Fitra is an Arabic word that is usually translated as "original disposition", "natural constitution", or "innate nature". [1] The root verb F-Ṭ-R means to split or cleave, also found in Iftar (breaking the fast), Eid al-Fitr, and in the 82nd chapter of the Quran (Surah Al-Infitar - The Splitting).
Chinese philosopher Zou Yan (鄒衍; 305 – 240 BCE) is considered the founder of the school, [2] and is the best known as the representative thinker of the Yin and Yang School (or School of Naturalists) during the Hundred Schools of Thought era in Chinese philosophy. Zou Yan was a noted scholar of the Jixia Academy in the state of Qi.
The santri of PPTQM Pakan Sinayan in Agam Regency, West Sumatra, Indonesia doing the Tapak Suci exercise. Tapak Suci Putera Muhammadiyah (lit. ' Sacred Palm, Sons of Muhammadiyah '), shortened as Tapak Suci, is an autonomous pencak silat martial arts organization of Muhammadiyah, the modernist, second largest Muslim organization in Indonesia.