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  2. Water–cement ratio - Wikipedia

    en.wikipedia.org/wiki/Water–cement_ratio

    The water–cement ratio (w/c ratio, or water-to-cement ratio, sometimes also called the Water-Cement Factor, f) is the ratio of the mass of water (w) to the mass of cement (c) used in a concrete mix: The typical values of this ratio f = w⁄c are generally comprised in the interval 0.40 and 0.60. The water-cement ratio of the fresh concrete ...

  3. Purina Mills - Wikipedia

    en.wikipedia.org/wiki/Purina_Mills

    British Petroleum. (1986–1993) Sterling Group of Houston (1993–1998) Koch Industries (1998–2001) Land O'Lakes (2001–present) Website. purinamills.com. Purina Mills, LLC is the farm animal feeds unit of Land O' Lakes. It was previously part of Ralston Purina, until the U.S. animal feeds portion was first sold in 1986.

  4. Properties of concrete - Wikipedia

    en.wikipedia.org/wiki/Properties_of_concrete

    All concrete structures will crack to some extent, due to shrinkage and tension. Concrete which is subjected to long-duration forces is prone to creep. The density of concrete varies, but is around 2,400 kilograms per cubic metre (150 lb/cu ft). [1] Reinforced concrete is the most common form of concrete.

  5. Compressive strength - Wikipedia

    en.wikipedia.org/wiki/Compressive_strength

    Cubic or cylindrical samples of concrete are tested under a compression testing machine to measure this value. Test requirements vary by country based on their differing design codes. Use of a Compressometer is common. As per Indian codes, compressive strength of concrete is defined as: Field cured concrete in cubic steel molds (Greece)

  6. Types of concrete - Wikipedia

    en.wikipedia.org/wiki/Types_of_concrete

    The parts are in terms of weight – not volume. For example, 1-cubic-foot (0.028 m 3) of concrete would be made using 22 lb (10.0 kg) cement, 10 lb (4.5 kg) water, 41 lb (19 kg) dry sand, 70 lb (32 kg) dry stone (1/2" to 3/4" stone). This would make 1-cubic-foot (0.028 m 3) of concrete and would weigh about 143 lb (65 kg). The sand should be ...

  7. Vet Clinic Cat Is Unamused by Unexpected Great Dane Guest ...

    www.aol.com/vet-clinic-cat-unamused-unexpected...

    One person responded, “Oh dear, helicopter ears and a raised observation point. I hope someone was able to save the pony!” Ha! I would also be more fearful of this cat than the dog. Viewer ...

  8. Nestlé Purina PetCare - Wikipedia

    en.wikipedia.org/wiki/Nestlé_Purina_PetCare

    Nestlé Purina PetCare (/ pjʊˈriːnə /), or simply Purina, is an American subsidiary of the Swiss corporation Nestlé, based in St. Louis, Missouri. It produces and markets pet food, treats, and cat and dog litter. Some of its pet food brands include Purina Pro Plan, Purina Dog Chow, Friskies, Beneful and Purina One.

  9. Specific weight - Wikipedia

    en.wikipedia.org/wiki/Specific_weight

    Specific weight. The specific weight, also known as the unit weight (symbol γ, the Greek letter gamma), is a volume-specific quantity defined as the weight per unit volume of a material. A commonly used value is the specific weight of water on Earth at 4 °C (39 °F), which is 9.807 kilonewtons per cubic metre or 62.43 pounds-force per cubic foot.

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