The term “intoxicating liquor” as used in this chapter shall mean and include alcohol for beverage purposes, alcoholic, spirituous, vinous, fermented, malt, or other liquors, or combination of liquors, a part of which is spirituous, vinous, or fermented, and all preparations or mixtures for beverage purposes, containing in excess of one-half of one percent by volume. All beverages having an alcoholic content of less than one-half of one percent by volume shall be exempt from the provisions of this chapter, but subject to inspection as provided by sections 196.365 to 196.445^*.