The standardized uptake value (SUV) is a nuclear medicine term, used in positron emission tomography (PET) as well as in modern calibrated Single Photon Emission Tomography (SPECT) imaging for a (semi)quantitative analysis.[1] Its use is particularly common in the analysis of [18F]fluorodeoxyglucose ([18F]FDG) images of cancer patients.
As you know tums tablets are mainly made of calcium carbonate. To get calcium carbonate, mining or quarrying is required but pure calcium carbonate can be made from a pure quarried source such as marble, etc.
Reply. Lark says. Traditionally made fish sauce AKA Nuoc mam, Garum etc, which is made from fresh, never frozen fish and salt only (no whey, acids, water or other ingredients) and fermented for months or years in much warmer conditions than the typical North American kitchen does not spoil, in fact gets better with age.