Two of my greatest loves are coffee and photography. Along with roller derby, of course. Some years ago, I was delighted to learn how to combine the two: Caffenol is less toxic than traditional development chemicals, containing just caffeic acid, ascorbic acid and sodium carbonate – or in layperson’s terms: instant coffee, vitamin C, and laundry soda. It’s also much cheaper than branded chemicals, largely being stuff you can get from your supermarket,