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The purpose of a cylinder seal is to write signatures in early times.
Never.
no.
because that's how to dance! WHOOSH! on the dance floor
no because there is nostructural value in a seal weld, its main purpose is to seal
A group of seals is called a pod.
The current seal has been in use since 1910 with the outer border changed to read State in 1959.
Alaska's symbol of economy is the fish and seal. The fish and seal sits on the outer circle of the state's seal. It represents the importance of seafood and wildlife to Alaska's economy.
The inner side of the grease seal is supposed to be facing out. If the outer side of the grease seal faces out then it needs to be properly put back in the correct way.
The purpose of a conduit seal is to provide ventilation in enclosures and prevent any moisture from entering that enclosure. It prevents any liquid, vapor or gasses from getting in.
Balance mechanical seal is a arrangement in centrifugal pumps that is provided to prevent leakage and corrosion of pump outer shaft. A cooling arrangement is also provided for mechanical seal.