my apartment is "done"

They've finished remediating my apartment. A small part of me still feels like it's a toxic environment, though, with lingering dust on the walls and in other nooks and crannies. If I open these bags up, will a pouf of cement dust come flying out? What if the vents have trapped dust in there somehow? It's hard for me to trust that this place is safe again. I got rid of: alllll my clothes (at their…