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.
The Hair Mask. Although many deep conditioners often leave hair feeling heavy, this option still seems to give even the finest locks added bounce. The product's pine pulp detangles and unwinds coils, brown and red algae restrains rebellious strands, and apricot kernel oil locks in moisture.