The average office desk is said to contain 400 times more germs than a toilet seat.
Silverfish have disappeared from our homes as book-bindings - their favourite food - have improved.
Decluttering, spearheaded by Marie Kondo and Japanese minimalist consumerism, has taken on quasi-spiritual connotations. What are we actually trying to get rid of when we throw out all our stuff?
Cleanliness is next to godliness. Did you know hairiness is a part of the equation as well?