Radium is not used in asphalt.
The first name was radium; some isotopes had in the past other names.
Radium is not used to produce energy.
It isn't used for anything anymore--they have better, safer isotopes to do the things radium was once used for.
One can find asphalt equipment for sale used on Buy My Asphalt, Rb Auction, and Asphalt Kingdom. Other options for purchase of asphalt equipment are Rock and Dirt and Mascus.
Polonium is not used for the treatment of cancers. Radium is used to treat bone cancers.
Asphalt is made out of gravel or sand. Asphalt is usually used to pave a road. Asphalt can also be used in roofing a house or making certain flooring.
The main asphalt paving product is hot mix asphalt, in which asphalt cement is used to bind a mixture of stone, sand, and gravel.
Radium was used in the past as a radioactive source in the radiotherapy of some cancers.
Radium was discovered in 1898 !
Asphalt pitch is a black substance that is used to repair roads. Asphalt pitch is the liquid form of tar.
Radium is used today to treat Cancer and other medical caused deseases. It is also used in watch hands and gauges in airplanes. Radium is RADIOACTIVE and is not something to mess with.
The asphalt used to waterproof the concrete has also begun to deteriorate.