Current weather and delay conditions for (GRU) Sao Paulo-Guarulhos International Airport Conditions
Repellent #3. 1  Get the ingredientsâ1 cup vinegar and baby oil, 1 tablespoon dish soap and Skin so Soft, 1 cup water, and Â¼ cup Pine-Sol. 2  Take all the ingredients and mix it in a bowl. 3  Shake the bottle properly before you spray it on the horses.  The spray will keep flies and gnats away, plus keep the coat shiny.
To make a dish soap spray, take an empty spray bottle and add 4 tablespoons of dish soap, 2 cups of white vinegar to it, then add 1 cup of warm water, shake the mixture and your dish soap spray is ready. Spray it on horse flies and watch them dying instantly.