A solution of known molarity is called a standard solution. Its concentration is determined by a process known as standardization. solution of known molarity is called a standard solution. Its concentration is determined by a process known as standardization.
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He also employed a different type of ceiling making use of the vaulted ceilings also reinforced by the flying buttress. This strength allowed by the new vaulted ceilings and columns reinforced by the flying buttress allowed a way to build high ceiling like never before. It allowed creation of ceilings vaulted with stone; which relieved the danger of fire on the roof in the earlier style of building, Romanesque style.