Homemade insecticide to kill flies

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  1. We start by covering a plate with aluminum foil and add the ground coffee on top.
  2. A recommendation is to prepare this homemade method in a cool, dry place.
  3. We are going to place it on a table and out of the reach of children and animals, to begin to slowly burn the coffee residue, as we would do with incense.
  4. You can even burn the coffee first and then transfer it to a metal object or a can.
  5. Finally, we light the fire and the smoke will spread throughout the area as a good repellent for insects.

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