On the other hand, E-beam sterilization can be harmful to products containing batteries or electronic components. It can also degrade rubber and polypropylene, but these materials now come in grades that are E-beam compatible, Wilson notes.
A trajectory is the path of an object through space, or the path of life that a person chooses. The prefix tra- is short for trans-, which means across (think transport and transit) and the ject comes from jacere, which means throw and is also the root of the word jet.
1. a direction or route taken or to be taken. 2. the path, route, or channel along which anything moves: the course of a stream. 3. advance or progression in a particular direction. 4. the continuous passage or progress through time or a succession of stages: in the course of a year. 5. the track, water, etc., on which a race is run, sailed, etc. 6. a particular manner of proceeding: a course of action.