We have a house fire. The ceilngs within be removed and white paint be sprayed everywhere - is this mundane?

The attic rafters be burnt within places and we're wondering whether this 'painting' is just to cover it up.
Answers:    You are probably referring to a seal product like Kilz, used to stamp the odor caused by charred wood.
i do not assume it is normal if they did it as a member of the process. however if they fif it as a finishing part, ii would ocnsider it common