X-rays are a form of electromagnetic radiation with a wavelength in the range of 10 to 0.1 nanometers, corresponding to frequencies in the range 30 to 3000 PHz.
X-rays are primarily used for diagnostic medical imaging and crystallography.
X-rays are a form of ionizing radiation and as such can be dangerous.
The image formed by x-rays on a sensitive film is referred to as a radiograph.
For more information about the topic X-ray, read the full article at Wikipedia.org, or see the following related articles:
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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