This third wave will also see a significant number of new heavy-duty natural gas vehicles, including bus and truck fleets.

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Compared with darkness, exposure to red light boosted alertness: The EEGs showed a significant reduction in brain-wave activity associated with sleepiness after five minutes.

WSJ: The Secret to An Afternoon Energy Boost: Red Lighting

Transmissions In the millimeter wave band are easily absorbed by rain drops, humidity has significant impact.

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