I was getting ready to test a strip of exposed film to verify that the developer is good. I got all set up with the steel reels and steel tank, film loaded, chemicals lined up and I could not find the darkroom thermometer! I looked all over for it. Ready to go and I can't ...
Then I noticed the Jobo processor sitting there. I turned on the processor and read the temperature was 25.5°C. I got out the calculator and converted it to 77.9°F. I looked up the development time and I was back in business.