Did anyone get a ConstructionFag lecture on this yet? Some jerkoffs probably just stole these test samples from a construction site. Whether street punks or dirty cops, who knows? Maybe the ice cream theme is comms though, because one of those cups is very clearly a cut-up coffee cup. And the others could easily be soup cups. Why are they saying ice cream?
"Coffee Cup Test"
http://publications.iowa.gov/4933/1/calorimeter.pdf
https://books.google.com/books?id=TGpQDwAAQBAJ&pg=PA540&lpg=PA540&dq=coffee+cup+concrete+testing&source=bl&ots=jqy4AeY13k&sig=ACfU3U3UokHirFAAEmTxemcX2QrESXoMEg&hl=en&sa=X&ved=2ahUKEwiEyKC2yvXpAhWSsDEKHeZ0CdcQ6AEwAHoECAoQAQ#v=onepage&q=coffee%20cup%20concrete%20testing&f=false