Zinc cadmium sulfide is a mixture of zinc sulfide

Zinc sulfide

Zinc sulfide is a inorganic compound with the formula ZnS. ZnS is the main form of zinc in nature, where it mainly occurs as the mineral sphalerite...

 (ZnS) and cadmium sulfide

Cadmium sulfide

Cadmium sulfide is the inorganic compound with the formula CdS. Cadmium sulfide is a yellow solid. It occurs in nature with two different crystal structures as the rare minerals greenockite and hawleyite, but is more prevalent as an impurity substituent in the similarly structured zinc ores...

 (CdS). It is used for its fluorescent

Fluorescence

Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation of a different wavelength. It is a form of luminescence. In most cases, emitted light has a longer wavelength, and therefore lower energy, than the absorbed radiation...

 properties.

Use

Operation LAC

Operation LAC

Operation LAC , was a U.S. Army Chemical Corps operation which dispersed microscopic zinc cadmium sulfide particles over much of the United States. The purpose was to determine the dispersion and geographic range of biological or chemical agents.-Earlier tests:There were tests that occurred prior...

 (Large Area Coverage), was a Chemical Corps operation in 1957 and 1958 which dispersed microscopic zinc cadmium sulfide (ZnCdS) particles over much of the United States. The purpose was to determine the dispersion and geographic range of biological or chemical agents.

See also

• Human medical experiments in the United States
• Project SHAD
  Project SHAD
  Project SHAD stands for Project Shipboard Hazard and Defense, a series of Cold War-era tests by the United States Department of Defense of biological weapons and chemical weapons...
  
  
• Operation Dew
  Operation Dew
  Operation Dew refers to two separate field trials conducted by the United States in the 1950s. The tests were designed to study the behavior of aerosol-released biological agents.-General description:...
  
  

• MSDS Page 1 - http://myuploads69.webs.com/photos/phosphor%20zncds%20msds-001.jpg
• MSDS Page 2 - http://myuploads69.webs.com/photos/phosphor%20zncds%20msds-002.jpg
• MSDS Page 3 - http://myuploads69.webs.com/photos/phosphor%20zncds%20msds-003.jpg

External links

• http://www1.va.gov/shad/docs/IL_10-2000-012.pdf
• http://www.springerlink.com/content/w38951900187l47g/
• http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6VM5-4F2TD5C-1N&_user=10&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000050221&_version=1&_urlVersion=0&_userid=10&md5=62af39dbd008abbe5e004fb8939d000c