Sulfites: FDA limits uses, broadens labeling. Abstract: The Food and Drug Administration (FDA) took two major steps in 1986 toward protecting consumers who are sensitive to sulfites in food.bstract: The Food and Drug Administration (FDA) took two major steps in 1986 toward protecting consumers who are sensitive to sulfites in food.
A cake of rosin, made for use by violinists, used here for soldering. Rosin, also called colophony or Greek pitch (Pix graeca), grÃ¦ca is a solid form of resin obtained from pines and some other, plants mostly, conifers produced by heating fresh liquid resin to vaporize the volatile liquid terpene. components Rosin is often applied to the bow before playing the instrument. 2  Lighter rosin is used for violins and violas. 3  There are darker rosins for cellos and specific, distinguishing types for bassesâfor more see Bow (music) .
Violin Rosin. Rosin is a sticky subject. If you don't get a grip on it you won't go far in playing your violin.Okay, I'm finished with my puns.Seriously, violin rosin is a very serious business for anyone who plays a bowed instrument.f you don't wipe the rosin off, you'll soon need to use a cleaner on the violin. It is also a good practice to wipe the rosin from the playing area of the strings, especially the undersides of the strings.