boob tube: what watch company sponsored the first tv commercial on july 1, 1941?

Questions

Colonel Waring, New York City Street Cleaning Commissioner, was responsible for organizing the first rubbish-sorting plant for recycling in the United States in?

Cooking and salad _____ could lubricate machinery, such as cars and boats, according to Penn State chemical engineers?

Dating back to the 1600s, thermometers were filled with ______ instead of mercury?

Early models of vacuum cleaners were powered by?

Focus group information compiled by CalComp revealed that 50 percent of computer users do not like using a?