DTII additional DD and quite interesting. There's an ongoing concern over x-ray machines used for security screening. Repeated exposure to these machines is raising concerns of cancer risk. Thyroid cancer being one of them. This a HUGE problem looming that can result in a scandal for the TSA for staters and massive class action lawsuits. Then you get into kids exposure to these x-ray machines at school every day. Below is a link to a list of articles raising this concern:
DTII tech is passive by design eliminating any x-ray dangers.
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