The Complete Guide to Delta-8 and Delta-9 THC: What's Legal in 2025?

If you've walked into a convenience store lately, you might have noticed something surprising: products containing THC sitting right there on the shelf, perfectly legal. But wait—isn't THC the stuff that gets you high? Isn't it illegal? Welcome to the confusing world of delta-8 and delta-9 THC, where a single sentence in a 2018 farm bill accidentally created a billion-dollar industry and left lawyers, law enforcement, and consumers scratching their heads.