skip to main content
Weather
Your Public Service Media Do Mheáin Seirbhíse Poiblí
  • News
  • Sport
  • Entertainment
  • Business
  • Lifestyle
  • Culture
  • Player
  • TV
  • Radio
  • Gaeilge
  • Weather
  • Archives
  • Brainstorm
  • History
Weather
  • Weather
Discover
  • RTÉ Games
  • RTÉ Archives
  • RTÉ Brainstorm
  • History
  • Gaeilge
  • RTÉ Learn
Food
  • RTÉ Food
  • RTÉ Recipes
Watch
  • RTÉ Player
  • TV
  • RTÉ One
  • RTÉ2
  • RTÉ News
  • RTÉjr
Listen
  • Radio
  • Podcasts
  • RTÉ Radio 1
  • RTÉ 2FM
  • RTÉ lyric fm
  • RTÉ Raidió na Gaeltachta
Services
  • Orchestra
  • RTÉ Weather
  • Century Ireland
  • RTÉ Shop
Kids
  • RTÉ Kids
  • RTÉ Learn
Help
  • Contact
  • Feedback
  • Accessibility
  • Policies and Reports
  • Complaints
  • Terms & Conditions
  • Individual Rights Guide
  • Privacy Policy
  • Cookie Policy
  • Freedom of Information
Information
  • About RTÉ
  • TV Licence
  • Vacancies
  • Latest Annual Report
  • Advertise with RTÉ
  • 2rn
  • Saorview
  • Newsletters
  • RTÉ Supporting the Arts
  • News
  • Sport
  • Entertainment
  • Business
  • Lifestyle
  • Culture
  • Player
  • TV
  • Radio
  • Gaeilge
  • Weather
  • Archives
  • Brainstorm
  • History
  • Weather
Discover
  • RTÉ Games
  • RTÉ Archives
  • RTÉ Brainstorm
  • History
  • Gaeilge
  • RTÉ Learn
Food
  • RTÉ Food
  • RTÉ Recipes
Watch
  • RTÉ Player
  • TV
  • RTÉ One
  • RTÉ2
  • RTÉ News
  • RTÉjr
Listen
  • Radio
  • Podcasts
  • RTÉ Radio 1
  • RTÉ 2FM
  • RTÉ lyric fm
  • RTÉ Raidió na Gaeltachta
Services
  • Orchestra
  • RTÉ Weather
  • Century Ireland
  • RTÉ Shop
Kids
  • RTÉ Kids
  • RTÉ Learn
Help
  • Contact
  • Feedback
  • Accessibility
  • Policies and Reports
  • Complaints
  • Terms & Conditions
  • Individual Rights Guide
  • Privacy Policy
  • Cookie Policy
  • Freedom of Information
Information
  • About RTÉ
  • TV Licence
  • Vacancies
  • Latest Annual Report
  • Advertise with RTÉ
  • 2rn
  • Saorview
  • Newsletters
  • RTÉ Supporting the Arts
  • Weather
Discover
  • RTÉ Games
  • RTÉ Archives
  • RTÉ Brainstorm
  • History
  • Gaeilge
  • RTÉ Learn
Food
  • RTÉ Food
  • RTÉ Recipes
Watch
  • RTÉ Player
  • TV
  • RTÉ One
  • RTÉ2
  • RTÉ News
  • RTÉjr
Listen
  • Radio
  • Podcasts
  • RTÉ Radio 1
  • RTÉ 2FM
  • RTÉ lyric fm
  • RTÉ Raidió na Gaeltachta
Services
  • Orchestra
  • RTÉ Weather
  • Century Ireland
  • RTÉ Shop
Kids
  • RTÉ Kids
  • RTÉ Learn
Help
  • Contact
  • Feedback
  • Accessibility
  • Policies and Reports
  • Complaints
  • Terms & Conditions
  • Individual Rights Guide
  • Privacy Policy
  • Cookie Policy
  • Freedom of Information
Information
  • About RTÉ
  • TV Licence
  • Vacancies
  • Latest Annual Report
  • Advertise with RTÉ
  • 2rn
  • Saorview
  • Newsletters
  • RTÉ Supporting the Arts

  • Heather Coleman

    Ulster University

    Dr Heather Coleman is a Lecturer in Pharmaceutical Chemistry at the School of Pharmacy and Pharmaceutical Sciences at Ulster University

    "Sawdust has been proven to remove toxic chemicals from water." Photo: Getty Images

    Is sawdust the answer to antibiotic resistance?

    New research has shown the potential of sawdust to remove antibiotics like penicillin from water

    Health • 10 Jan 20

    Search RTÉ.ie

    Cant find what you're looking for?

  • Weather
Discover
  • RTÉ Games
  • RTÉ Archives
  • RTÉ Brainstorm
  • History
  • Gaeilge
  • RTÉ Learn
Food
  • RTÉ Food
  • RTÉ Recipes
Watch
  • RTÉ Player
  • TV
  • RTÉ One
  • RTÉ2
  • RTÉ News
  • RTÉjr
Listen
  • Radio
  • Podcasts
  • RTÉ Radio 1
  • RTÉ 2FM
  • RTÉ lyric fm
  • RTÉ Raidió na Gaeltachta
Services
  • Orchestra
  • RTÉ Weather
  • Century Ireland
  • RTÉ Shop
Kids
  • RTÉ Kids
  • RTÉ Learn
Help
  • Contact
  • Feedback
  • Accessibility
  • Policies and Reports
  • Complaints
  • Terms & Conditions
  • Individual Rights Guide
  • Privacy Policy
  • Cookie Policy
  • Freedom of Information
Information
  • About RTÉ
  • TV Licence
  • Vacancies
  • Latest Annual Report
  • Advertise with RTÉ
  • 2rn
  • Saorview
  • Newsletters
  • RTÉ Supporting the Arts
Follow RTÉ

© RTÉ 2025. RTÉ.ie is the website of Raidió Teilifís Éireann, Ireland's National Public Service Media. RTÉ is not responsible for the content of external internet sites.

Images Courtesy of Getty Images.