Earlier quoted context omitted.
It's always cheaper to make new packaging than recycle old one. It's extremely hard to make any sort of business out of recycling old material. Like you said, reusing would help - but glass has the issue of being very heavy so you're burning more fuel to move it around, while it only takes a drop of oil to make a new plastic bottle that weighs 1/20 of an equivalent glass one. I'd love to see all drinks being sold exc…
I wish this myth would die, or we fully priced-in the externality cost of plastic recycling. Look into the roughly 15 step process of recycling those cheap plastic bottles, including pressurised steam, abrasive steps, cold and hot water, and chopping into pieces before yet more washing. It is probably vastly more expensive in energy costs, especially when after all that it's still common to lose batches to contaminat…
This process starts with the shredding:
https://www.youtube.com/watch?v=zyF9MxlcItw
And then giant bales of plastic chips are hand sorted by color in China!