Recyclable material is sorted at Rumpke’s Cincinnati Material Recovery Facility (MRF). It is one of the largest residential recycling plants in North America and serves 4.5 million people with the capacity of processing at least 55 tons of recycling per hour. The tour includes a short video, a review of items acceptable for recycling, and a walking tour of the plant to show how the recyclable materials are sorted. You must be able to climb stairs to participate. No pace makers. Location: 5535 Vine St, 45217.