Dimethicone, also known as polydimethylsiloxane, is a silicon-based polymer that is a man-made synthetic molecule made up of repeating units called monomers. Silicon is the second most abundant element in the Earth's crust after oxygen, and silicon dioxide is also known as sand, commonly found on beaches and shores.
In regards to a job, a refusal letter is written when a company offers a position to an individual who must refuse due to his or her circumstances, such as already having accepted another offer, or simply a lack of interest in this particular job.
Demand Letter Law and Legal Definition. Demand letter is a letter by which one party requests another payment of money owed. The party making the request urges that the recipient take some action. Under consumer protection laws and some other laws, a demand letter is a prerequisite for filing a lawsuit.