Discover what cleaning pros have to say about this bathroom debate.

These pros are finally settling the debate and sharing the most hygienic way to flush your toilet.

Should You Flush with the Toilet Lid Up or Down?

Interior design of contemporary restroom with tiles wall white ceramic bowl with open lid placed near sink with tap on wooden surface with mirror and towel in daylight

Credit:Ekaterina Demidova/Getty Images

Airflow continues to move bacteria around, and germs can linger in toilet water for multiple flushes.

Thats whyregular disinfectionis crucial.

What Is an Aerosol Plume?

Its tiny particles can land on anything nearby, from toothbrushesto hand towels.

And if you’re using a public restroom without a lid?

That plume is going everywhere," Cedar says.

The Final Verdict: Lid Up or Down?

These easy tasks can also make your bathroom smell fresher.

“But for now, the best thing it’s possible for you to do?

Just wrap up the lid before you flush.”

Goforth MP, Boone SA, Clark J, et al.

2024;52(2):141-146.

CU scientists shine light on what comes up when you flush.

Published December 8, 2022. https://www.colorado.edu/today/2022/12/08/cu-scientists-shine-light-what-comes-when-you-flush