Nuclear Radiation 3 Flashcards
1
Q
What is radioactive contamination
A
The unwanted presence of materials containing radioactive atoms on other materials
2
Q
What is the hazard from contamination due to
A
The decay of contaminating atoms
3
Q
What is irradiation
A
The process of exposing an object to nuclear radiation and can be deliberate or accidental
4
Q
Does irradiation cause the object to become radioactive
A
No it does not
5
Q
How can you avoid irradation
A
Using sources of the lowest activity possible for the shortest amount of time
Wear protective clothing EG. Lead apron
Don’t handle sources with bare hands
6
Q
If a piece of food was contaminated with alpha particles and another piece was contaminated with gamma particles which would be worse
A
Alpha radiation would be worse as it is more strongly ionising
