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  2. Biological roles of the elements - Wikipedia

    en.wikipedia.org/wiki/Biological_roles_of_the...

    Selenium, which is an essential element for animals and prokaryotes and is a beneficial element for many plants, is the least-common of all the elements essential to life. [3] [63] Selenium acts as the catalytic center of several antioxidant enzymes, such as glutathione peroxidase, [11] and plays a wide variety of other biological roles.

  3. Composition of the human body - Wikipedia

    en.wikipedia.org/wiki/Composition_of_the_human_body

    Parts-per-million cube of relative abundance by mass of elements in an average adult human body down to 1 ppm. About 99% of the mass of the human body is made up of six elements: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. Only about 0.85% is composed of another five elements: potassium, sulfur, sodium, chlorine, and magnesium ...

  4. Pancha Bhuta - Wikipedia

    en.wikipedia.org/wiki/Pancha_Bhuta

    The process of gaining mastery over these elements and purifying them is called Bhuta Shuddhi. Pancha Bhuta Sthalam is representation of Pancha Bhuta for yogic practice. People used to move from one temple to another and do sadhana on particular basic element. [9] The seven Chakras in the human subtle body are associated with these five ...

  5. Mineral (nutrient) - Wikipedia

    en.wikipedia.org/wiki/Mineral_(nutrient)

    Phosphorus occurs in amounts of about 2/3 of calcium, and makes up about 1% of a person's body weight. [10] The other major minerals (potassium, sodium, chlorine, sulfur and magnesium) make up only about 0.85% of the weight of the body. Together these eleven chemical elements (H, C, N, O, Ca, P, K, Na, Cl, S, Mg) make up 99.85% of the body.

  6. Classical element - Wikipedia

    en.wikipedia.org/wiki/Classical_element

    The classical elements typically refer to earth, water, air, fire, and (later) aether which were proposed to explain the nature and complexity of all matter in terms of simpler substances. [ 1 ] [ 2 ] Ancient cultures in Greece , Angola , Tibet , India , and Mali had similar lists which sometimes referred, in local languages, to "air" as "wind ...

  7. Nature - Wikipedia

    en.wikipedia.org/wiki/Nature

    Beauty in nature has historically been a prevalent theme in art and books, filling large sections of libraries and bookstores. That nature has been depicted and celebrated by so much art, photography, poetry, and other literature shows the strength with which many people associate nature and beauty.

  8. Life - Wikipedia

    en.wikipedia.org/wiki/Life

    All change is explained by the arrangement and rearrangement of these four elements. The various forms of life are caused by an appropriate mixture of elements. [ 41 ] Democritus (460 BC) was an atomist ; he thought that the essential characteristic of life was having a soul ( psyche ), and that the soul, like everything else, was composed of ...

  9. Carbon - Wikipedia

    en.wikipedia.org/wiki/Carbon

    Carbon's abundance, its unique diversity of organic compounds, and its unusual ability to form polymers at the temperatures commonly encountered on Earth, enables this element to serve as a common element of all known life. It is the second most abundant element in the human body by mass (about 18.5%) after oxygen. [17]