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What Are Date and Time Serial Numbers in Microsoft Excel, and Why Do They Exist?

Dates and times are stored as serial numbers in Microsoft Excel, allowing for quick calculations and comparisons. Serial numbers for dates start on January 1, 1900, while times are decimalized ...
Newsweek

The Differences Between ‘Best By’, ‘Sell By’ and ‘Use By’ Dates on Food

If you've ever been confused by the difference between labels that say "Best By", "Sell By" or "Use By," you aren't alone. "Best By" labels show the end of the period during which food will be at its ...
WREG

What’s the difference between Sell By vs. Expiration dates?

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Confused by all the dates and codes on food ...
abc27

What is the difference between ‘sell by’ and ‘use by’ expiration dates?

(WHTM) — Grocery stores have many different ways food is packaged, but they also have many ways to show when foods will expire or not be good enough to eat anymore. Some say “use by” others say “sell ...