sign on, 1  to employ; hire. 2  to bind oneself to work, as by signing a contract: He signed on as a pitcher with a major-league team. 3  to start radio or television broadcasting, especially at the beginning of the day. 4  Computers. log1 (def 17a).
FROM FIBER TO FABRIC: ACETATE INTRODUCTION Initially invented in Europe as a varnish for airplane wings, acetate was first produced in the United States in 1924 making it the second oldest manufactured fiber.
Confidence votes 116. Food grade ethyl acetate is used to impart flavor to nearly any fruit flavored candy, gum, baked good, etc. Chances are if it says fruit flavored - it has ethyl acetate in it. It's also used to decaffinate coffee.bon appetit.ickled vegetables and meats contain vinegar. Vinegar-flavored potato chips and other vinegar-flavored snacks have a dry powder form â¦ of acetic acid. Many condiments contain vinegar, such as ketchup, prepared mustard, and salad dressings. Vinegar is added to many foods, for flavoring and as a preservative.