title: We are very much amused.
authors.affiliation: 1Emeritus Professor, Aalborg University, Aalborg, Denmark.
authors.forename: Jens Christian
authors.initials: JC
authors.lastname: Tjell
authors.forename: Jens Aage
authors.initials: JA
authors.lastname: Hansen
mesh_terms: D062069:Inventions; D017712:Peer Review, Research; D059027:Recycling / Q000639:trends; D012498:Sanitary Engineering / Q000639:trends; D018505:Waste Management / Q000379:methods*