Chemical refrigerants are assigned an R number which is determined systematically according to molecular structure.Common refrigerants are frequently referred to as Freon (a registered trademark of DuPont).hemical refrigerants are assigned an R number which is determined systematically according to molecular structure.
Some Rube Goldberg machines. use a complicated series of actions to simply move an object from. one place to another. Any object that is moving, has what is called kinetic energy; giving. an object more speed means giving it more kinetic energy.
Sholim loves to open people's skulls to reveal contraptions as complicated as any Rube Goldberg cartoon, but while the typical Goldberg machine is a ridiculously elaborate means to accomplish a simple goal, Sholim's creations spin purposelessly forever.