Analog film photography and cameras

I process Fuji eterna 250d as black and white though it's a motion picture colour negative film. I remove the remjet with some soda crystals dissolved in water after loading my film onto reels in my Paterson tank. You give it a shake for 30 secs then it should have come off. It's worth it if you want to use something different. I bought 1000 feet for £45 which load 130 36 exp rolls so I think it works out like 50p a roll to shoot and develop as b and w