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Explore the powerful symbolism of the Eye of Horus its history and its significance in ancient Egyptian culture. Learn about its use in amulets burials and more.
Conquer the CBSE Board Exams 2025 with our guide! Learn effective study strategies, time management tips, and overcome exam anxiety for success.
Olfactory indicators, also known as smell indicators or odor indicators, are substances that change their smell in the presence of certain chemicals or conditions. They are commonly used in chemistry experiments to detect the presence or absence of specific gases or to determine the pH level of a solution. Olfactory indicators provide a visual and olfactory cue, making it easier for scientists to identify and analyze substances.