In addition to the time required caring for our extra things, we also spend quite a bit on money on the process of keeping them clean. The American Cleaning Institute “represents the $60 Billion U.S. cleaning product supply chain” (“Survey Results: Americans Spent Nearly Six Hours Each Week Cleaning but Wonder, Is it Enough?,” Business Wire, November 13, 2018, https://www.businesswire.com/news/home/20181113006110/en/Survey-Results-Americans-Spend-Nearly-Six-Hours-Each-Week-Cleaning-But-Wonder-Is-It-Enough).