Boeing invented an ultraviolet wand to test surface cleaning
![](https://i0.wp.com/aviationforaviators.com/wp-content/uploads/2020/10/43d6b50a5c611c93b33256ee3bfe9cd0-1-1.jpg?fit=500%2C320&ssl=1)
The Man Who Believed He Can Fly
Since the beginning of time, people have only dreamed about the idea of flying, thinking…
Since the beginning of time, people have only dreamed about the idea of flying, thinking…
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