Main content
Does a manual brush work as well as an electic toothbrush?
Professor Damien Walmsley explains the differences between all the cleaning options.
Duration:
This clip is from
More clips from Sliced Bread
-
![]()
Is kefir really a gut-friendly superfood?
Duration: 05:01
-
![]()
Do cough medicines actually work?
Duration: 03:18
-
![]()
Does mattress price matter?
Duration: 03:36
-
![]()
Bottled versus tap water: Can we taste the difference?
Duration: 03:17
