Octane’s Liquid Diamonds: The Secret Value of Ethanol
Is ethanol really worth $3.81 for the octane but costs only $1.39 on the market? How could that be? Math majors around the country are frequently perplexed by this one. If you start with 84-octane RBOB gasoline and add a 10 percent blend 100-octane ethanol, how the heck do you get 87-octane gasoline at the […]









