Ideal for outhouses =)
A spray bottle.
10 drops Eucalyptus essential oil
10 drops Teatree essential oil
10 drops Lemon essential oil
Mix the essential oils in dishwahsing-soapwater.
1/8 of the bottle-volume (this is ca 30-40 ml) with white vinegar.
Fill the rest with water.
Spray around places where urine or feces might have contacted.