I started using it when I was pregnant and never stopped. It spreads easily. Color develops right away and it looks like a real tan. I get a lot of compliments with this brand,” wrote a fan.

And in recent years, chemists have even achieved organometallic complexes containing the heavier actinides americium and californium. But berkelium, at a dizzy number 97 on the periodic table, has ...

Chemistry Division, Los Alamos National Laboratory, Los Alamos, New Mexico 87545, United States ...

Used in many smoke detectors for homes and businesses to measure levels of toxic lead in dried paint samples, to ensure uniform thickness in rolling processes like steel and paper production, and to ...