Was Saddam using it for those purposes? Perhaps after looking into it our inspectors felt that way...but the Kurds certainly weren't such a purpose for Saddam's chemicals, and they certainly are what you might call a dual use technology.
For instance, here is a part of the MSDS data sheet for common beach sand:
Health Hazards Acute And ChronicACUTE/CHRONIC:PRLNGD EXPOS TO RESP CRYSTALLINE QUARTZ MAY CAUSE DELAYED(CHRONIC) LUNG INJURY(SILICOSIS). ACUTE/RAPIDLY DEVELOPING SILICOSIS MAY OCCUR IN SHORT PERIOD OF TIME IN HEAVY EXPOS IN CERTAIN OCCUP SUCH AS SANDBLASTERS. SILICOSIS IS A FORM OF DISBLING PULM FIBROSIS WHICH CAN BE PROGRESSIVE & MAY LEAD TO DEATH.
Explanation Of Carcinogenicity
CRYSTALLINE SILICA: GROUP 2A (IARC)
Signs And Symptions Of Overexposure
UNDUE BREATHLESSNESS, WHEEZING, COUGH, AND SPUTUM PRODUCTION.
Medical Cond Aggravated By Exposure
PULM FUNC MAY BE REDUCED BY INHAL OF RESP CRYSTALLINE SILICA. ALSO LUNG SCARRING PRODUCED BY SUCH INHAL MAY LEAD TO PROG MASSIVE FIBROSIS OF LUNG WHICH MAY AGGRAV OTHER PULM CNDTNS & (SEE SUPP DATA)