Unsaturated fatty acids can come in several types, all of which are designated by the Greek letter Omega plus a single-digit number.
Name two of the four single-digit number that can help designate one of these unsaturated fatty acids.

Nancy Cartwright, best known for being the voice of Bart Simpson, previously supplied the voices for characters named Gusty, Baby Heart Throb, Baby Cuddles, Posey, Truly, Honeysuckle, and Surf Rider on what 1980s animated television series?