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'''Scissors''' are simple tools designed to cut paper and other thin materials with ease.  They consist of two sharpened surfaces which open away from each other, but then can be closed so that the sharpened edges of the blades slide past one another, cutting whatever is in between.<ref>https://www.dictionary.com/browse/scissors</ref> Each blade is a scissor, but they only work properly when used together, so a singe such implement is referred to in the plural form, scissors.<ref name="inventors.about.com">http://inventors.about.com/od/famousinventions/fl/Who-Invented-Scissors.htm</ref>

'''Scissors''' are simple tools designed to cut paper and other thin materials with ease.  They consist of two sharpened surfaces which open away from each other, but then can be closed so that the sharpened edges of the blades slide past one another, cutting whatever is in between.<ref>https://www.dictionary.com/browse/scissors</ref> Each blade is a scissor, but they only work properly when used together, so a singe such implement is referred to in the plural form, scissors.<ref name="inventors.about.com">http://inventors.about.com/od/famousinventions/fl/Who-Invented-Scissors.htm</ref>