There has been a new focus on building ventilation in the past two years since the start of the COVID pandemic. Several Lab specialists will take part in a seminar on ventilation in Lab buildings on Wednesday, May 18 at 11 a.m. Please send questions in advance to covidinfo@lbl.gov. https://calendar.google.com/event?action=TEMPLATE&tmeid=N2xiOWpvZzlubjA3aWwxbmRiZjBpa2dpNTcgbGJsLmdvdl80czRycmcxMmw2ZXFnNm5jbWMya3QwdmNnZ0Bn&tmsrc=lbl.gov_4s4rrg12l6eqg6ncmc2kt0vcgg%40group.calendar.google.com