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SP Bel-Art, H-B DURAC Plus Pocket Liquid-In-Glass Laboratory Thermometer; -10 to 110C, Closed Metal Case, Organic Liquid Fill (B60770-1600): Science Lab Non Mercury Thermometers: Amazon.com: Industrial & Scientific
KOROZJA Elektrochemiczna Chemiczna atmosferyczna (wilgotne powietrze) gazowa (nalotowa) wodna (woda morska, słodka)
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