The currency value is determined on the economic status of the country issuing the currency. For example: The US Dollar is one of the highest currency's in the world, as well as the EURO. The United States as well as Europe have strong economys.
Dimethicone, which is a silicone oil, is also known as polydimethylsiloxane (PDMS) and is used in a number of health and beauty products.
Dimethyl sulfoxide (DMSO), a by-product of the wood industry, has been in use as a commercial solvent since 1953. It is also one of the most studied but least understood pharmaceutical agents of our time--at least in the United States.