In cases where it's unlikely that anything in the photo should be gray, your best bet is to color correct the highlights and shadows and leave the midtones alone. If there is an area that's supposed to be neutral gray, though, this technique will find it.
An average person spends 14-15 years of their life on the toilet.  (true)   another interesting fact - an average person spends 3 days of their  life sitting at a red liâ¦ght.
A recent study by mobileinsurance.com has revealed that the average person spends 90 mins a day on their phone. That figue may not sound like a lot but that amounts up to 23 days a year and 3.9 years of the average person's life is spent staring at their phone screen.