To democratize something is to make it available to everyone who wants to use it. When the internet was first made available to the general public, it was called democratizing the internet.
Afoul means to be in violation of a law or rule. If you are afoul of the speed limit, you are breaking the law.
Another is a word that is used to refer to somebody who is different from you. It can be used as a form of address or to describe someone who is not part of your group.
A superalloy is a type of metal that is very strong and resistant to corrosion. It is also very flexible and easy to work with.
Propellants are substances that are used to propel something. They are usually chemicals that are released into the air to make something move.
The perigee of an object is the point in its orbit where it is closest to the Earth. This is also the point where the object is farthest from the Earth's sun.
When something is democratizing, it is becoming available to more people. This could mean that the thing is becoming cheaper, or easier to find.