Comparison Results | RestoredCDC.org

Comparison timestamp: 2025-05-06 18:37:37 UTC
RestoredCDC URL: http://restoredcdc.org/www.cdc.gov/museum/education/lessons/clean-air.html
Live cdc.gov URL ↗: https://www.cdc.gov/museum/education/lessons/clean-air.html
Removed: Line removed from cdc.gov. Specific word removals are highlighted.
Added: Line added to cdc.gov. Specific word additions are highlighted.
Injected: Line or disclaimer added by RestoredCDC.org.
Unchanged: Line unchanged.
Enable word-level highlighting (experimental)? High contrast mode
    Original site: www.cdc.gov/museum/education/lessons/clean-air.html | RestoredCDC.org is an independent project, not affiliated with CDC or any federal entity. Visit CDC.gov for free official information. Due to archival on January 6, 2025, recent outbreak data is unavailable. Videos are not restored. Access data.restoredcdc.org for restored data. Use of this site implies acceptance of this disclaimer.
    [More]
    About Us Report Bug Compare Content
  Skip directly to site content Skip directly to search
  Español | Other Languages
    Here's how you know
    An official website of the United States government Here's how you know
        David J. Sencer CDC Museum: In Association with the Smithsonian Institution
        David J. Sencer CDC Museum: In Association with the Smithsonian Institution
        Centers for Disease Control and Prevention. CDC twenty four seven. Saving Lives, Protecting People David J. Sencer CDC Museum: In Association with the Smithsonian Institution
          Search
            Search Menu Navigation Menu
                Submit
    David J. Sencer CDC Museum: In Association with the Smithsonian Institution
      * Plan Your Visit
              + BACK
                Plan Your Visit
          + Hours, Directions, & Parking
          + Now on Display
          + David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
      * Museum Tours
              + BACK
                Museum Tours
          + Guided Tours
          + Self-Guided Tours
          + Museum Tour FAQ
          + Visitor Guidelines
          + David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
      * Exhibitions
              + BACK
                Exhibitions
          + Physical Exhibitions
          + Online Exhibitions
                  o BACK
                    Online Exhibitions
                  o BACK
                    Exhibitions Online Exhibitions
              o VFC: Celebrating 30 Years
              o The Story of CDC
              o COVID-19 Timeline
              o Watching Hands
              o Ebola
              o HIV: 40 Years of Progress
              o David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
          + David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
      * Digital Stories
      * Education
              + BACK
                Education
          + Disease Detective Camp
                  o BACK
                    Disease Detective Camp
                  o BACK
                    Education Disease Detective Camp
              o CDC Museum Disease Detective Camp: Frequently Asked Questions
              o David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
          + Online Summer Course
                  o BACK
                    Online Summer Course
                  o BACK
                    Education Online Summer Course
              o Online Summer Course Frequently Asked Questions
              o David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
          + STEM Lessons
          + Teen Newsletter
          + Resources
          + David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
      * CDC History
              + BACK
                CDC History
          + History Collection
          + Hidden History
                  o BACK
                    Hidden History
                  o BACK
                    CDC History Hidden History
              o American Flag
              o Light Trap
              o Mountin's Microscope
              o PHS Seal Mystery
              o Portable Computer
              o Red Spots
              o Shapona
              o Wellbee
              o David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
          + Past Directors
          + Timeline
          + We Were There
          + David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
      * About
              + BACK
                About
          + David J. Sencer
          + David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
      * David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
          David J. Sencer CDC Museum: In Association with the Smithsonian Institution
    David J. Sencer CDC Museum: In Association with the Smithsonian Institution Home
            Holiday Hours:
            Open 9:00AM to 2:00PM on New Year's Eve
            Closed on New Year's Day
        CDCM PHA STEM Lesson – Cleaning the Air
          CDCM PHA STEM Lesson – Cleaning the Air
        Print
            Related Pages
                In Cleaning the Air, student scientists analyze factors that lead to air pollution. Students design and conduct their own particle pollution observational investigation by designing, building and testing an air filter, and sharing their findings.
                Topics included in Cleaning the Air:
                  * Air pollution
                  * Particle pollution
                  * Filtration
                  * Engineering design process
                  * Experiment design
                  * Scientific communication
                Downloads
                  * STEM Lesson [533 KB, 10 Pages]
                  * Instruction Sheet [215 KB, 4 Pages]
                  * Data Collection Sheet for Printing [177 KB, 4 Pages]
                  * Data Collection Sheet for Digital Environment [348 KB, 4 Pages]
                  * Presentation Slides [3 MB, 15 Slides]
                  * Presentation Slides [446KB, 15 Pages]
            Related Links
              * Request a Speaker
              * CDC History
              * About CDC
              * Smithsonian Institution
            Other Resources
              * CDC Museum Brochure [8.8 MB, 2 Pages, 16″ x 9″]
              * CDC Museum Press Sheet [2.3 MB, 1 page]
      Last Reviewed: May 20, 2021
        Source: Centers for Disease Control and Prevention
        * Facebook
        * Twitter
        * LinkedIn
        * Syndicate
        home David J. Sencer CDC Museum
        * Plan Your Visit plus icon
            + Hours, Directions, & Parking
            + Now on Display
        * Museum Tours plus icon
            + Guided Tours
            + Self-Guided Tours
            + Museum Tour FAQ
            + Visitor Guidelines
        * Exhibitions plus icon
            + Physical Exhibitions
            + Online Exhibitions plus icon
                o VFC: Celebrating 30 Years
                o The Story of CDC
                o COVID-19 Timeline
                o Watching Hands
                o Ebola
                o HIV: 40 Years of Progress
        * Digital Stories
        * Education plus icon
            + Disease Detective Camp plus icon
                o CDC Museum Disease Detective Camp: Frequently Asked Questions
            + Online Summer Course plus icon
                o Online Summer Course Frequently Asked Questions
            + STEM Lessons
            + Teen Newsletter
            + Resources
        * CDC History plus icon
            + History Collection
            + Hidden History plus icon
                o American Flag
                o Light Trap
                o Mountin's Microscope
                o PHS Seal Mystery
                o Portable Computer
                o Red Spots
                o Shapona
                o Wellbee
            + Past Directors
            + Timeline
            + We Were There
        * About plus icon
            + David J. Sencer
          Museum Info
            * Hours
              Monday: 9am-5pm
              Tuesday: 9am-5pm
              Wednesday: 9am-5pm
              Thursday: 9am-7pm
              Friday: 9am-5pm
              Closed weekends & federal holidays
            * Admission & Parking
              Always Free
              Government–issued photo ID required for adults over the age of 18
              Passport required for non-U.S. citizens
            * Weapons are prohibited.
              All vehicles will be inspected.
            * Location
              1600 Clifton Road NE
              Atlanta, GA 30329
            * Phone
              404-639-0830
            * Tour Questions
              museumtours@cdc.gov
            Get Email Updates
            To receive email updates about this page, enter your email address:
                Email Address
                What's this?
                Submit
              * About CDC
              * Contact Us
              * 800-232-4636
              Facebook Twitter Instagram LinkedIn Youtube Pinterest Snapchat
              Facebook Twitter Instagram LinkedIn Youtube Pinterest Snapchat RSS
          * CONTACT CDC
                    Contact Us
                    Call 800-232-4636
                    Email Us
          * ABOUT CDC
                  + About CDC
                  + Jobs
                  + Funding
          * POLICIES
                  + Accessibility
                  + External Links
                  + Privacy
                  + Policies
                  + Web Policies
                  + No Fear Act
                  + FOIA
                  + OIG
                  + No Fear Act
                  + Nondiscrimination
                  + Vulnerability Disclosure Policy
                  + CDC Archive
                  + Public Health Publications
                  + HHS.gov
                  + USA.gov
          * CONNECT WITH US
                    + Facebook
                    + Twitter
                    + Instagram
                    + LinkedIn
                    + Youtube
                    + Pinterest
                    + Snapchat
                    + Email
          * LANGUAGES
                  + Español
                  + 繁體中文
                  + Tiếng Việt
                  + 한국어
                  + Tagalog
                  + Русский
                  + العربية
                  + Kreyòl Ayisyen
                  + Français
                  + Polski
                  + Português
                  + Italiano
                  + Deutsch
                  + 日本語
                  + فارسی
                  + English
          * U.S. Department of Health & Human Services
          * Accessibility
          * External Links
          * Privacy
          * Policies
          * Web Policies
          * FOIA
          * OIG
          * No Fear Act
          * FOIA
          * Nondiscrimination
          * OIG
          * Vulnerability Disclosure Policy
          * CDC Archive
          * Public Health Publications
          * HHS.gov
          * USA.gov
        Content Credential
        ×
        This image was edited or created using GenAI (generative artificial intelligence).
        Our experts review all images in an effort to ensure accuracy and quality before use.
        Learn more about CDC's usage of GenAI.
Note: Comparison ignores leading/trailing whitespace and certain script/tracking codes. Word-level highlighting (optional above) only applies to changed lines.