Over the last year three major Tylenol recalls occurred due to "trace amounts" of the chemical 2,4,6-tribromoanisole. This chemical, also known as TBA causes the musty or moldy smell contaminating the Tylenol lots that have been recalled over the past year. To learn more about TBA and research about the chemical read:
Tylenol Arthritis Pain 100 Count with EZ-Open Cap Recalled Nationwide.
