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done in the rooms which have been provisionally released. Under no circumstances may anyone rest or sleep in these rooms. The doors and windows must be left open all the time.
13. Cleaning up after provisional release
1) Remove remains of Zyklon from the fumigated rooms. They should generally be sent back to the factory in the same way as cans and boxes. Before boxes are sent back from the fumigated rooms, the inscription“ Poison” must be removed from them. Damp, wet, or soiled remains, as well as damaged cans may not be sent back under any circumstances. They may be thrown on a rubbish or slag heap, but may never be emptied into drains.
2) Mattresses, straw palliasses, pillows, upholstered furniture and similar items must be shaken or beaten for at least one hour in the open air [ if rainy, at least 2 hours in the hall under the supervision of the fumigation chief( or his assistant)]
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