Endothermic atmosphere is prepared by reacting a mixture of hydrocarbon gas, typically methane or. propane and air, metered in a proportion such that there is just enough oxygen to form carbon monoxide. and hydrogen without excess carbon dioxide or water vapor.
But for your everyday run-of-the-mill deep conditioner, it should begin to work instantly, and reach maximum capacity at around the 20 or 30 minute mark. If your deep conditioner doesn't work after 30 minutes, it's time to ditch it for one that's more effective.
You can use one or all five of the essential oils in your deep conditioner. Directions: Put coconut oil, olive oil, and essential oils in mixing bowl. Mix on medium/high speed for 5 minutes or until ingredients are whipped to a thick and creamy consistency. Once whipped, apply to clean dry hair. Comb through with wide tooth comb to evenly distribute. Let sit 15-20 minutes.