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Flammability diagrams show the control of flammability in mixtures of fuel, oxygen and an inert gas, typically nitrogen. Mixtures of the three gasses are usually depicted in a triangular diagram, known as a ternary plot. Such diagrams are available in the speciality literature. [1] [2] [3] The same information can be depicted in a normal ...
A burning candle. Fire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction products. [1] [a] At a certain point in the combustion reaction, called the ignition point, flames are produced. The flame is the visible portion of the fire.
However, scholars concede that such images have "a spiritual element", and were also sometimes used in informal religious devotions celebrating the day of the Mi'raj. Many visual depictions only show Muhammad with his face veiled, or symbolically represent him as a flame; other images, notably from before about 1500, show his face.
Halo (religious iconography) A halo (from Ancient Greek ἅλως (hálōs) 'threshing floor, disk'; [1] [2] also called a nimbus, aureole, glory, or gloriole ( Latin: gloriola, lit. 'little glory') is a crown of light rays, circle or disk of light [3] that surrounds a person in works of art. The halo occurs in the iconography of many religions ...
Cross and flame. The cross and flame is a style of the Christian cross that is used by certain Christian denominations, especially those of the Methodist tradition and the Holiness Pentecostal tradition. [1] While the cross evokes the sacrifice of Jesus for mankind, the flame represents the Holy Spirit. In particular, the flame references ...
Nihonga ( Japanese: 日本画) is a Japanese style of painting that uses mineral pigments, and occasionally ink, together with other organic pigments on silk or paper. The term was coined during the Meiji period (1868–1912) to differentiate it from its counterpart, known as Yōga (洋画) or Western-style painting.
Emission spectrum of a ceramic metal halide lamp. The emission spectrum of a chemical element or chemical compound is the spectrum of frequencies of electromagnetic radiation emitted due to electrons making a transition from a high energy state to a lower energy state. The photon energy of the emitted photons is equal to the energy difference ...
Flaming (Internet) Flaming, also known as roasting, is the act of posting insults, often including profanity or other offensive language, on the internet. [1] Flaming is distinct from trolling, which is the act of someone causing discord online or in person. Flaming emerges from the anonymity that Internet forums provide for users and which ...