The terms "natural fruit juice" and "natural vegetable juice," as used in Sections 12-21-1880 to 12-21-1930, shall mean the original resultant liquid resulting from the pressing of sound ripe fruit or vegetables or the liquid resulting from the reconstitution of natural fruit or natural vegetable juice concentrate, to wit: The restoration of water to dehydrated natural fruit or natural vegetable juices. The term "natural liquid milk," as used in Sections 12-21-1880 to 12-21-1930, shall mean natural liquid milk regardless of butterfat content or shall mean reconstituted natural milk concentrate regardless of butterfat content, to wit: The restoration of water to dehydrated natural milk.