By properties they are Thermosetting plastics and Thermoplastics
thermosettings and thermoplastics. A thermoplastic can be remelted and reused, a thermoset cannot.
The two names of the main characters are Tyson Rios (black) and Elliot Salem (white).
Boi if you
The two main political parties in the US are called the Republicans and Democrats.
Berlin, Frankfurt
The two main characters of Lord of the Flies are Ralph and Piggy.
The two names of the main Characters are George Milton and Lennie small <---the big guy
Labour and National.
Examples: Potomac, Youghiogheny.
Salmonella, campylobacter
continental and the oceanic.
Sunnis and Shiites