Yes that's a Paint Roller and No We don't Feed Her Paint Chips
Caffenol-C development test of Kodak Max 400 shot at ISO 200. Developed for 16 minutes @ 22C. Scanned as black and white image; slight curve adjustment in Pixelmator.
8 tsp Instant Coffee
5 tsp Washing Soda
1/2 tsp Vitamin C Powder
16oz H2O
(2x 135mm stainless reel tank, two rolls processed at the same time)