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defmodule Alcool do
@spec units(Float.t(), Float.t()) :: Float.t()
def units(cl, degrees) do
kg(cl, degrees) * 100
end
def grams(cl, degrees) do
kg(cl, degrees) * 1000
end
def kg(cl, degrees) do
cl / 100 * 0.8 * (degrees / 100)
end
end
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