2nd 3rd optional. FDA has announced an official date of 2010-06 when they will accept submissions to 3 rd edition. The 3 rd Edition will be Mandatory 2013-06-01. Health Canada has announced a mandatory date of 2012-06-01. The EU date of 2012-06-01 has been published in the Official Journal.
I don't know what you mean by root word. Lipo - is the root for fat and used often at the molecular level. Adipose - is the word for fat tissue. fat: <biochemistry> A triglyceride (lipid) that is usually solid at room temperature. http://www.americanheart.org/presenter.j...
The type of fatty acid that predominates determines whether a fat is solid or liquid, and whether the dietary fat is characterized as saturated or unsaturated. Fats such as tallow, lard and butter, and vegetable oils such as palm, palm kernel and coconut oils, which are harder at room temperature, contain higher levels of saturated fatty acids. They are considered saturated fats.