in carboxylic acid: Hydroxy and keto acids. ...not the same. The 2-hydroxy acids form cyclic dimeric esters (formed by the esterification of two molecules of the acid) called lactides, whereas the 3- and 4-hydroxy acids undergo intramolecular esterification to give cyclic esters called lactones.
VBA's ActiveWorkbook property refers to the workbook with the focus. The active workbook may or may not contain the code that's referencing the active workbook, which is an important distinction. It's perfectly acceptable to use this property to reference the active workbook from code inside the active workbook.
OpenBook with PEARL - a Truly Portable Reading Solution. The PEARL expands the features of OpenBook to provide lightning fast OCR. With OpenBook, the PEARL folding camera deploys in seconds to connect to your PC. You can instantaneously snap a picture of your reading material and be reading in seconds.