Editing Rayon (section)

== Controversy ==
Studies have found the production of rayon can be harmful to the health of factory workers.<ref>{{cite journal |last1=Chou |first1=Tzu-Chieh |last2=Shih |first2=Tung-Sheng |last3=Sheu |first3=Hamm-Min |last4=Chang |first4=Shu-Ju |last5=Huang |first5=Chin-Chang |last6=Chang |first6=Ho-Yuan |title=The effect of personal factors on the relationship between carbon disulfide exposure and urinary 2-thiothiazolidine-4-carboxylic acid levels in rayon manufacturing workers |journal=Science of the Total Environment |date=April 2004 |volume=322 |issue=1–3 |pages=51–62 |doi=10.1016/j.scitotenv.2003.08.001 |pmid=15081737 |bibcode=2004ScTEn.322...51C }}</ref><ref>{{cite journal |last1=Chou |first1=Tzu-Chieh |last2=Shih |first2=Tung-Sheng |last3=Tsai |first3=Jui-Chen |last4=Wu |first4=Jyun-De |last5=Sheu |first5=Hamm-Min |last6=Chang |first6=Ho-Yuan |title=Effect of Occupational Exposure to Rayon Manufacturing Chemicals on Skin Barrier to Evaporative Water Loss |journal=Journal of Occupational Health |date=September 2004 |volume=46 |issue=5 |doi=10.1539/joh.46.410 |pmid=15492459 |pages=410–417 }}</ref> Workers in factories utilizing the viscose process may be exposed to high levels of carbon disulfide, which can cause coronary heart disease, retinal damage, behavioral changes, impaired motor function, and various fertility and hormonal effects.<ref>{{cite journal |last1=Hollins |first1=D.M. |last2=McKinley |first2=M.A. |last3=Williams |first3=C. |last4=Wiman |first4=A. |last5=Fillos |first5=D. |last6=Chapman |first6=P.S. |last7=Madl |first7=A.K. |date=April 2009 |title=Beryllium and lung cancer: A weight of evidence evaluation of the toxicological and epidemiological literature |journal=Critical Reviews in Toxicology |volume=39 |issue=sup1 |doi=10.1080/10408440902837967 |pmid=19852562 |pages=1–32 }}</ref>