“A dead zone is simply an area within your house, apartment, office, or any other area that's supposed to be covered by Wi-Fi. When you try to connect, however, your device registers no signal.”

“What exactly is a dead zone, and what causes one? In reality, there can be many culprits for these areas where calls are dropped, download speeds are slow, or we simply can’t get online.”

“This enriched current stimulates massive blooms of phytoplankton. Consequently, it forms a dead zone and supports almost no life beyond phytoplankton and bacteria.”

“This meant that if the sides of the fort were angled at 72°, the risk of an enemy being able to find a dead zone at the corner of the fort was reduced, as the vulnerable area of frontage was limited to 12°.”