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.
it is my understanding correct me if i m wrong that the dimethicone molecule is too big to actually clog pores it sits on the top layer but there is a possibility of trapping the dirt under a layer of dimethicone especially if you apply to unclean skin