Access ACS Journals. (If you're off-campus, you will be prompted to login with your myPVCC username and password).
Enter your search terms in the first search box, and click Search.
Review your results. Pay attention to both the type of source (chapter or article), as well as the date. In certain topics the older sources may contain outdated information.
Click the title of the source you want to read. Read the abstract to see if it's useful, and then click the PDF button to download it.