Yep, smell and sight have worked for quite a long time as good methods for ascertaining food acceptability. I recommend these methods.
Chicken can be off before its sell by date.
I’ll give anything in a tin an extremely decent benefit of the doubt. Years is just fine.
Oh, worst: I used to stop at this newsagent in bradford and buy a bottle of milk every morning. One day I was particularly thirsty which is strange because I’d had plenty to drink the night before. Anyway, I was so thirsty I grabbed the bottle of milk and just tipped it into my mouth without sniffing it. It was absolutely rancid. I can still taste it now.