The verdict is in!

EPA and Independent studies show that copper is a highly effective natural disinfectant.

Antimicrobial copper alloy surfaces
Bacteria-fighting copper

Copper kills Coronaviruse 229E

The killer bug and the copper cure
Antimicrobial properties of copper
Aerosol and surface stability of SARS-CoV2
Copper surfaces have lower concentrations of bacteria
Copper vs. Stainless steel