In Florida’s humid climate, cockroach allergens can stick around long after the...

https://wiki-tonic.win/index.php/Do_Bug_Bombs_Actually_Kill_Roaches_in_Walls_and_Under_Appliances%3F

In Florida’s humid climate, cockroach allergens can stick around long after the roaches themselves are gone, making asthma and allergy symptoms a real challenge year-round. These tiny particles hide in places like behind the fridge or under mulch