Masking is not fun or convenient. That is clear.

The #HierarchyOfControls from #IndustrialHygiene will also tell you that masks are our worst defense, but that doesn't mean they don't help.

We must invest in affordable solutions to increase #IndoorAirExchange, and with plans to retrofit existing buildings.

The challenge: #ClimateChange makes the need for temperature management indoors even more important, with more extremes and limiting combustible sources.

How can we do it? 🤔