Dimethyl sulfoxide (DMSO) is an organosulfur compound with the formula (CH3) 2 S O.This colorless liquid is an important polar aprotic solvent that dissolves both polar and nonpolar compounds and is miscible in a wide range of organic solvents as well as water.It has a relatively high melting point.he sodium derivative of DMSO formed in this way is referred to as  dimsyl sodium . It is a base, e.g., for the deprotonation of ketones to form sodium enolates, phosphonium salts to form Wittig reagents, and formamidinium salts to form diaminocarbenes. It is also a potent nucleophile.
A snare is a trap for catching birds or small animals. It consists of a loop of wire or rope which pulls tight around the animal. 2. countable noun. If you describe a situation as a snare, you mean that it is a trap from which it is difficult to escape.
Snare Drum. The snare drum or side drum is a ubiquitous percussion instrument known for its cylindrical shape and powerful, staccato sound. Snare drums are often used in orchestras, concert bands, marching bands, parades, drum lines, drum corps, and more. The snare is also one of the central pieces in a trap set, a collection of percussion instruments designed to be played by a seated drummer, which is used in many popular genres of music.