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Elements are arranged in the periodic table based on their atomic number, which increases from left to right and top to bottom. Within this arrangement, elements are categorized into groups or families with similar chemical properties. These properties largely depend on the number of electrons in the group shell. For instance, oxygen, sulfur, and selenium belong to the same group, known as oxygen group or chalcogens, because they all have six electrons in their outermost shell.

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Overall, fiberglass 90 degree elbows are a reliable and cost-effective solution for changing the direction of pipelines in a wide range of applications. Their lightweight nature, durability, corrosion resistance, thermal resistance, and versatility make them a popular choice among contractors and engineers. Whether used in plumbing, HVAC, or industrial systems, fiberglass elbows offer numerous benefits that can contribute to the overall efficiency and longevity of the system.

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