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2. 21 grams experiment - Wikipedia

   en.wikipedia.org/wiki/21_grams_experiment

   The 21 grams experiment refers to a study published in 1907 by Duncan MacDougall, a physician from Haverhill, Massachusetts. MacDougall hypothesized that souls have physical weight, and attempted to measure the mass lost by a human when the soul departed the body. MacDougall attempted to measure the mass change of six patients at the moment of ...

3. Weighing scale - Wikipedia

   en.wikipedia.org/wiki/Weighing_scale

   An industrial weighing scale is a device that measures the weight or mass of objects in various industries. It can range from small bench scales to large weighbridges, and it can have different features and capacities. Industrial weighing scales are used for quality control, inventory management, and trade purposes.

4. List of human-based units of measurement - Wikipedia

   en.wikipedia.org/wiki/List_of_human-based_units...

   Fathom - the distance between the fingertips of a human's outstretched arms. Finger. Fistmele - the measure of a clenched hand with the thumb extended. Gradus - Ancient Roman step. Hand - breadth of a human hand. Klafter - German measure of outstretched hands. League - the distance a person can walk in an hour (by one definition)

5. List of measuring instruments - Wikipedia

   en.wikipedia.org/wiki/List_of_measuring_instruments

   A pair of scales: An instrument for measuring mass in a force field by balancing forces. Balance; Check weigher measures precise weight of items in a conveyor line, rejecting underweight or overweight objects. Inertial balance; Katharometer; Mass spectrometers measure the mass-to-charge ratio, not the mass, of ionised particles. Weighing scale

6. Human body weight - Wikipedia

   en.wikipedia.org/wiki/Human_body_weight

   Human body weight is a person's mass or weight. Strictly speaking, body weight is the measurement of mass without items located on the person. Practically though, body weight may be measured with clothes on, but without shoes or heavy accessories such as mobile phones and wallets, and using manual or digital weighing scales.

7. Body mass index - Wikipedia

   en.wikipedia.org/wiki/Body_mass_index

   This is an accepted version of this page This is the latest accepted revision, reviewed on 14 October 2024. Relative weight based on mass and height Body mass index (BMI) Chart showing body mass index (BMI) for a range of heights and weights in both metric and imperial. Colours indicate BMI categories defined by the World Health Organization ; underweight, normal weight, overweight, moderately ...