Public Variables. 1  Create a variable in the Command window. 2  Any variable created in the Command window is automatically declared public. 3  For example, from the Command window, type X=1000. 4  The variable X is now public to all applications. 5  Within a program, declare a variable as public by using the PUBLIC command. Create a variable in the Command window. 2  Any variable created in the Command window is automatically declared public. 3  For example, from the Command window, type X=1000. 4  The variable X is now public to all applications.
Any of various unsaturated hydrocarbons in essential oils and certain resins of plants and used in organic syntheses. terpene. Any of a class of hydrocarbons consisting of two or more isoprene (C5H8) units joined together. Simple terpenes are found in the essential oils and resins of plants such as conifers.
D-limonene is one of the most common terpenes in nature. mandarin, lime, and grapefruit). as fruit juices, soft drinks, baked goods, ice cream, and pudding. D-limonene is considered to have fairly low toxicity.