Freebase(0.00 / 0 votes)Rate this definition: A chemical property is any of a material's properties that becomes evident during a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity.
Best Answer: : To open an EPS file, you need to have illustration software such as Adobe Illustrator. Note, however, that you do not need to OPEN an EPS file in order to USE the EPS file. In most situations, what you should do with an EPS file is IMPORT the EPS file into a word-processing application such as Microsoft Word or into a page-layout application such as Adobe PageMaker or QuarkXPress.
How To Open a PLS File. The easiest way to open a PLS file is to double-click on it and let your PC decide which default application should open the file. If no program opens the PLS file then you probably don't have an application installed that can view and/or edit PLS files.erhaps you tried to open the PLS file but Windows told you that it could not open it. Before you can open a PLS file (assuming it's even a file format that's intended to be viewed or edited), you'll need to determine what kind of file the .PLS file extension refers to.