Radiation Tidbits - An Economical and Easy Way to Measure Radiation

Written by: Yeung Siu-wai

Have you ever seen a white box as shown in the above photo at some places like schools in Hong Kong? Do you know what is inside, and what is it used for?

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1. What is inside the white box?
2. What is a TLD network?
3. How does a TLD measure radiation?
4. Is TLD used elsewhere?
5. What is a personal TLD like?

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