"Tristan, I've been considering fuel alternatives for possible collapse scenarios and I was wondering which possibilities you would recommend?" This is a topic of conversation among many prepper groups. In fact, when I am asked to be a guest speaker at various prepper functions for my local community, one of the biggest concerns folks in the foothills have is what to use as a substitute if/when the gas stations run dry and end up shuttered. Grain alcohol is one of the first options that…