You might not be aware that the tomatoes you most likely buy at the store today are not the same that you might have eaten just, say, around seventy years ago. In fact, your tomatoes likely taste worse. Because tomatoes were forever changed by an invention that most people have likely never seen, nor even thought about.
The first class of nuclear submarines were a learning experience for the Soviet Navy. The November class boats experienced numerous difficulties and accidents, culminating in what has been described as a potential “Underwater Chernobyl."