Uses of Calcium and Protactinium
Uses & Benefits
- It is used as a reducing agent while preparing metals like thorium and uranium. It is also used as an alloying agent for metals such as aluminum, copper & lead.
- Calcium carbonate or lime stone is used in cement.
  
- Currently known uses of Protactinium metal are limited to research purpose only.
  
Industrial Uses
Chemical Industry
  
NA
  
Medical Uses
Dentistry, Pharmaceutical Industry
  
NA
  
Other Uses
Alloys
  
NA
  
Biological Properties
  
  
Toxicity
Non Toxic
  
Highly Toxic
  
Present in Human Body
Yes
  
No
  
In Blood
60.50 Blood/mg dm-3
  
4
0.00 Blood/mg dm-3
  
37
In Bone
170,000.00 p.p.m.
  
1
0.00 p.p.m.
  
36