Heading back to the office? Ask for air filters, not bleach

Lights shine from empty offices in London. More than a year into the pandemic, scientists are increasingly focusing on airborne transmission as the biggest culprit. For the office-bound, that raises the importance of better ventilation and air filtration, and undercuts the rationale for the ceaseless scrubbing of surfaces with disinfectants that many employers have adopted. — AP

As vaccinations speed up and companies look to reopen their offices, workers want something in return: confidence that it’s safe to be there, elbow to elbow with colleagues they’ve encountered only on screens for months.

Employers are touting measures to curtail the risk of infection with Covid-19, but not every action is equally effective, according to experts. Some of the most widely adopted steps may not help much at all.