Lumber Liquidators Down Big; CDC Cancer Risk Report Weighing On Investors - LL Flooring Holdings (NYSE:LL)

Shares of

Lumber Liquidators Holdings IncLL

plunged nearly 20 percent Monday morning following a report that the company's flooring has a higher risk of cancer than previously thought. U.S. regulators reversed its

prior finding

which was released on February 10. The Centers for Disease Control and Prevention (CDC)

said over the weekend that its prior report contained an error in ceiling heights. As a result, the health risks were calculated using airborne concentration estimates around 3 times lower than they should have been. "Health risks of people who have the laminate flooring are being revised to reflect greater exposure to formaldehyde, which could cause eye, nose, and throat irritation for anyone," the CDC stated. "The estimated risk of cancer associated with exposure to the flooring increased." The CDC has concluded that the estimated risk of cancer is now 6 to 30 cases per 100,000 people after concluded in its February 10 report the risk of cancer is 2 to 9 cases per 100,000 people.

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