What is used to shield radioactive waste?
Depleted uranium
Give an example of radioactive material it might shield
radium
Is depleted uranium a metal?
yes
Is it radioactive?
yes
Is it dense?
yes
What else is it used for?
counterweights for aircraft control surfaces
Is it expensive?
no
What is the main risk of its use?
chemical poisoning by uranium oxide
Who discovered radium?
Marie Curie
Radium is a part of what ore?
uranium ore
What were the original uses of radium?
glow-in-the-dark paints for clock and aircraft dials
How much uranium is needed to get a gram of radium?
three tonnes
How is the waste utilized?
the glazing industry,
Is uranium glaze cheap?
yes
What product is the glazed used upon?
common bathroom and kitchen tiles
In which colors?
green, yellow, mauve, black, blue, red and other colors