Examlex
Which of the following statements is false?
Radiopaque Substance
A substance that does not allow X-rays to pass through and appears white or light on an X-ray film, used in medical imaging to highlight structures.
Radioactive Isotope
An isotope that exhibits radioactive decay, emitting radiation in the process.
Fluorescence
The emission of light by a substance that has absorbed light or other electromagnetic radiation, usually seen as a different color.
Magnetic Field
An invisible field around magnetic materials where magnetic forces are exerted.
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