Answer and Explanation:
The advantages and disadvantages of Extremity Dosimetry (TLD ring badge) are listed below:
Advantages of Extremity Dosimetry:
- TLD or Thermo Luminescence Dosimeter are not altered by changes in temperature, pressure and moisture content.
- These can be to measure doses over periods of about three months.
- These are highly sensitive and are compact.
Disadvantages of Extremity Dosimetry:
- TLD or Thermo Luminescence Dosimeter are sensitive to Ultra Violet light exposure. Thus needs to protected by making use of light tight badges.
- Reading must be recorded carefully otherwise false reading might get recorded
- Reading out process can be done once only since it eliminates the dose effect.