benoit, 
Today's discovery on Amazon Japan.
You can buy Radium...(9.7 microsieverts, not dangerous, but crazy that that's an OK product for Amazon marketplace).
Radium Kenken-no-Yu 2.2 lbs (1 kg) (Radium 9.7 μ Sievert) https://amzn.asia/d/5lPSzk0
benoit, Today's discovery on Amazon Japan.
You can buy Radium...(9.7 microsieverts, not dangerous, but crazy that that's an OK product for Amazon marketplace).
Radium Kenken-no-Yu 2.2 lbs (1 kg) (Radium 9.7 μ Sievert) https://amzn.asia/d/5lPSzk0