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"The future will depend on our wisdom not to replace one poison with another."
National Pediculosis Association®, Inc.

Pesticides from the past
[refill for vaporizing unit]
Manufacturer: DE-BUG-ER Inc., Flint, Michigan
Active Ingredient: gamma isomer of benzene hexachloride [BHC]
Container type: 3 ˝ x 1 ˝ diam. cardboard cylinder (unopened)
Date of manufacture: 1950s

Front panel

Net weight 1 oz.
Chemical refill for

DE-FLY-ER Automatic vaporizer for flies, mosquitoes and gnats

Active ingredient 99% gamma isomer of benzene hexachloride (from lindane) 98%

Inert ingredients 2%

DE-BUG-ER Inc., Flint, Michigan

Back panel


Empty enclosed contents into De-Fly-er Vaporizing cup and leave entirely alone. Do not stir or disturb after emptying in the cup. Do not allow metal or any foreign material to come into contact with the chemical, as it will stop all chemical action and render the chemical useless. The Vaporizer is effective for 15,000 cu.ft. of space, or 11,000 cu. ft. of space if ventilated by exhaust fans or air conditioning, and should be mounted anywhere from 2 ˝ to 3 feet from the ceiling of the room. Refill every 30 days.


Harmful if swallowed, may be absorbed through the skin. Wash thoroughly after handling. Use only as directed. Not for home use.

Registration No. 3890 P.C.P. Act

Guaranteed: Gamma isomer of BHC (from lindane) 98%

Warning- use no other chemical in the De-Fly-Er unit.

Made in U.S.A. Litho in U.S.A. Copyright 1950



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