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    • Potassium Benzoate

      Potassium Benzoate

      Potassium benzoate is the potassium salt of benzoic acid. Benzoic acids are weak acids that are used as food preservatives. Potassium benzoate is also commonly used for preserving food. It is primarily used to inhibit mold and bacteria growth. This allows the product that potassium benzoate preserves to last longer on the shelf, thereby increasing

    • Metal in Microwave

      Metal in Microwave

      When looking at a microwave, one of the things they often times see is a metal rack in there which causes confusion. However, people have always been taught that putting metal in the microwave is incredibly dangerous and can destroy the microwave. The question that they ask, then, is: why can't I put aluminum foil,

    • Magnetic Permeability

      Magnetic Permeability

      Magnetic Permeability is a term refers to the ability of a material to gain or maintain magnetism. When certain materials are placed in a magnetic field they become magnetized.  For example, when you take a piece of iron and rub it on a substance already magnetized or a magnet, it will become magnetized and have a

    • How a Nuclear Heart Scan Works

      How a Nuclear Heart Scan Works

      A nuclear heart scan is an excellent method to evaluate the health of your heart. Nuclear heart scans are safe and extremely effective for diagnosing specific kinds of heart conditions. The process of having a nuclear scan is relatively simple and in most cases is painless. During a nuclear heart scan, a radioactive tracer (which

    • How Do Neurons Communicate?

      How Do Neurons Communicate?

      Neurons communicate by sending electrical signals throughout the body. The exact process is an electrochemical one and the speed in which neurons communicate is so fast that seeing someone drop out of someone's hand and trying to grab for it–a process that requires the image to get into the brain, processed and then a signal

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