Copper

Copper, the anti viral, anti bacterial and fungicidal metal for when you want ultimate protection from bacterias or viruses of all kind.

Copper has been scientifically proven to be effective against coronaviruses, like the viruses related to repiratory diseases SARS and MERS ¹ . A recent study also shows copper‘s effectiveness on the new coronavirus SARS-COV2 which causes COVID19 ² . A certain amount of virus was planted onto different materials. After 4 hours, no viable virus could be found on the copper surface anymore. For comparison: the virus was still detectable after 24 hours on cardboard or 48 hours on stainless steel. Also half-time life shows the antiviral properties of copper: 

Sources: 

¹: https://www.sciencedaily.com/releases/2015/11/151110102147.htm

²: https://www.nejm.org/doi/10.1056/NEJMc2004973

Illustrations are made by Swicofil, on the basis of source 2.