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The fire triangle. The fire triangle or combustion triangle is a simple model for understanding the necessary ingredients for most fires. [1] The triangle illustrates the three elements a fire needs to ignite: heat, fuel, and an oxidizing agent (usually oxygen). [2] A fire naturally occurs when the elements are present and combined in the right ...
The four essential elements—humors—that make up the human body, according to Hippocrates, are in harmony with one another and act as a catalyst for preserving health. [9] Hippocrates' theory of four humors was linked with the popular theory of the four elements (earth, fire, water, and air) proposed by Empedocles, but this link was not ...
According to Galen, these elements were used by Hippocrates (c. 460 – c. 370 BC) in describing the human body with an association with the four humours: yellow bile (fire), black bile (earth), blood (air), and phlegm (water). Medical care was primarily about helping the patient stay in or return to their own personal natural balanced state.
[citation needed] Fire was used to clear out caves before living in them, helping to begin the use of shelter. [38] The many uses of fire may have led to specialized social roles, such as the separation of cooking from hunting. [39] The control of fire enabled important changes in human behavior, health, energy expenditure, and geographic ...
In Buddhism, the four Great Elements (Pali: cattāro mahābhūtāni) are earth, water, fire and air. Mahābhūta is generally synonymous with catudhātu , which is Pāli for the "Four Elements." [ 7 ] In this, the Four Elements are a basis for understanding that leads one through unbinding of 'Rupa' or materiality to the supreme state of pure ...
The Fire Triangle Fire Triangle. Main article: Fire Triangle. A simple model that illustrates the three necessary ingredients needed to ignite most fires: heat, fuel, and an oxidizing agent (usually oxygen). [12] A fire naturally occurs when all of these elements are present and combined in the right mixture, [13] meaning that fire is actually ...
In astrology, the 12 zodiac signs are divided up into four elements: fire, earth, air, and water. Naturally, there are similarities between the three signs in each element.
The Haddon Matrix is the most commonly used paradigm in the injury prevention field.. Developed by William Haddon in 1970, the matrix looks at factors related to personal attributes, vector or agent attributes and environmental attributes; before, during and after an injury or death.