Circular shopping platform Loop, which was launched last year by TerraCycle, is now available in every zip code in the 48 contiguous states.     Since its launch in 2019 in the Northeast US and Paris, and, most recently in the UK in July, Loop has seen substantial growth in its brand partners and product assortment; there are now more than 80 brands and 400 products globally and more than 100,000 people signed up for the service.   “Consumers across the country have urged us to bring Loop to...