those were actually made to survive nuclear fallout. I think it’ll be ok. [:D]
I just had some half-n-half turn really bad yesterday. Its sell by date was tomorrow. I’m sure glad I bought it last week.
I know opening it makes the clock tick faster, but it should make it to its sell by date. I keep my fridge cold, so most stuff lasts longer than the recommended throw-it-out-of-the-fridge date, so I was a little shocked it turned so quick.