Alamy / Saudi 24 News, Tiny Fox Lab
Roughly 85% of hospitals still use pagers because hospitals can be dead zones for cell service. In some areas, the walls are built to keep X-rays from penetrating, which also makes it hard for cell phone signals to pass through. Pagers work on very high-frequency radio signals which don’t have the same issue. – Tiny Fox Lab Facts
Preview photo credit: Alamy / Saudi 24 News
Source: thehealthy.com/health…
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