To exterminate the cockroaches are hiding around the house ..
easy, give them food ... give them something to fill their stomachs, for the last time. at minimum budget
- Go Pharmacy, ask boric acid (or borax).
- Take flour (very few, two teaspoons max).
- Take milk concentrate tube.
- Chocolate powder.
Mix in a bowl, flour, condensed milk, chocolate powder and borax.
It is liquid enough, and you put in small cups,
Or is it pretty solid and in this case make it small pellets.
Then remove the cups or balls with hiding places or cockroaches.
Behind the fridge, the cupboards in the kitchen behind the stove ... etc..
The pellet of borax in the stomach become hard and go kill the cockroaches too greedy.