According to the graph, which activity has used the largest amount of water over the past twenty years?

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Afraidsugar lol it’s the third one

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.

Hope the image of the frequency formula