If this study is representative/correct, then it is not a very good idea to venture into supermarkets... www.nejm.org/doi/10.1056/NEJMc2004973

Aerosol and Surface Stability of SARS-CoV-2 as Compared with SARS-CoV-1 | NEJM

Correspondence from The New England Journal of Medicine — Aerosol and Surface Stability of SARS-CoV-2 as Compared with SARS-CoV-1