Behind the Bathroom Door – a look at how people have kept clean (or not!) through the ages, including the multitude of up to date toiletries we use.

The history of items such as the toothbrush, toilet paper, salt deodorants, and floating soap.

Why soap is better than detergent but detergent is what most of us use.

A look at the possible demise of the modern toilet and how safe sanitation can be brought to the developing world.