Vidcast:  https://youtu.be/YGcyr-alxsE   One in every four trash cans have COVID on its surface.  Scientists in Boston, California, the UK, and Switzerland collaborate to assess the risk of contracting the coronavirus from a variety of public surfaces.   The researchers tested 348 surface samples from a Massachusetts town from April through June, 2020.  Though, on average, only 8.3% of samples were COVID positive, the riskiest after trash cans were liquor stores at 15%, banks at 13%, transit at 12.5%, grocery stores at 11%, and crosswalk buttons at 10%.   If you must touch surfaces, use your elbows, knuckles, or handle hooks.  If you touch surfaces, immediately wipe off your fingers with 70% alcohol that you always carry.   https://www.medrxiv.org/content/10.1101/2020.10.27.20220905v1.full.pdf   #covid #surfaces #trashcan #doorhandles #crosswalk