Cleaned surfaces may be germ-free, but they’re not bare

Cleaned surfaces may be germ-free, but they’re not bare

Since the outbreak of COVID-19, surfaces in public spaces are cleaned more often. While disinfectant solutions eliminate germs, they don’t leave behind a truly bare surface. They deposit a thin film that doesn’t get wiped up, even after giving the surface a good polish. Researchers reporting in ACS ES&T Air show that residues left by … Read more