Technology Transfer Network / NAAQS
Ozone Implementation
8-hour Ozone NAAQS Implementation
Explanation of File Formats
Note: EPA no longer updates this information, but it may be useful as a reference or resource.| Adobe Acrobat Files (PDF) |
PDF files are viewed and printed with the use of
Adobe Acrobat Reader
that is free of charge from Adobe. |
| HTML Files (HTML or HTM) |
| Hypertext markup language files which can be read by a web browser. |
| PowerPoint Files (PPT) |
| Microsoft PowerPoint files. |
| Rich Text Format Files (RTF) |
| Generic word processor files (e.g., Microsoft Word). |
| Text Files (TXT) |
| Plain text files that can be read by any text editor or word processing software. |
| Word Files (DOC) |
| Microsoft Word files. |
| WordPerfect Files (WPD) |
| Corel WordPerfect files. |