Recalls: Science

August 28, 2008 GIA Instruments Recalls Polariscopes Due to Shock Hazard

The recalled polariscopes are white in color with model number 415000 or 415 printed on the underside of the instrument. A polariscope is an instrument used by gemologists to assist in gem identification. Read more.

January 5, 2006 C & A Scientific Co. Recall of Metal Alcohol Burners

The metal alcohol burner consists of a stainless steel tank with a screw-on steel lid. A copper tubing wick in the shape of a loop is soldered on the top of the burner's lid. The burner and lid measure 3-inches in diameter by 3 ½-inches high. The burner also has a separate metal top which fits over the copper wick to act as a snuffer, and a metal heat shield designed to sit on top of the lid. Item number 97-5320 is printed on the burner's packaging. Read more.