http://www.snopes.com/fact-check/butter-battle/(permalink)
Author: snopescom
Factors
veracity
not verifiable
language
English
Date published
2007-09-05
Entities
Bronchiolitis obliteransWright brothersManufacturingSocial normChronic obstructive pulmonary diseaseButterDenverRoseLungJewsInhalation exposure

Claims (1)