Bleach repels mice due to its unbearable pungent smell. It'll make mice steer clear of any bleach-sprayed property or area. Besides repelling them, it can also kill mice if consumed in large amounts. If sprayed on mice droppings, it can also kill off the harmful bacteria that causes hantavirus.

Can the smell of bleach kill a mouse?

Mice can't stand the smell of bleach. The stench of bleach is a powerful one. Humans can't stand it for very long, and so neither can mice. If they smell it, it will be so off-putting to them, they'll avoid it.

What smells keep mice away?

Mice are very strongly opposed to the smell of cinnamon, so grab the powder from your spice rack and keep them at bay! There are many ways to use cinnamon to keep mice away, and it really just depends on what you are hoping to do, the amount of work you want to put into it, and which products you already have at home.