Evacuate the room  immediately, except for the person who caused the accident

Shut off the air system (if appropriate). Seal the exhaust and intake air ducts as quickly as possible (use plastic garbage bags and seal with tape)

Turn the fogging machine on, exit the room and seal the door with tape

Let the fogging  machine dispense the entire volume of disinfectant, allow the fog to settle and leave the  room undisturbed for at least two hours

Put on protective  clothing (including an industrial mask) before re-entering the room

Soak the spill with  appropriate disinfectant and leave for 30 minutes

Place all broken tubes and clean-up material in an appropriate container and discard by one of the waste  disposal options

Mop the floor and  laboratory benches with appropriate disinfectant