Freezing to prevent moth damage
Hereunder I paste recommendations from Ohio State bug people regarding clothes moth control.
Freezing has been successfully used to control clothes moths. Place fabric in polyethylene bags, squeeze all air out to minimize condensation, and deep freeze the materials for three days.
Source of this info:
La Tricoteuse Heureuse
Currently knitting a Weasley sweater in Rowan Felted Tweed for a nephew, the pullover "Erica" in Noro Cash Iroha, and E.Zimm's "Pie are Square" shawl in possum laceweight.