Tractor-trailer and 18-wheeler both refer to the combination of a semi-truck and semi-trailer. Together, they form a tractor-trailer unit, also referred to as an 18-wheeler, owing to the number of wheels present on the unit as a whole.
Quick Answer. Many different types of foods contain gelatin, including peanuts, marshmallows, Jell-O, yogurt, gummy candies and some sour cream brands, among other foods. The best way to determine if a food contains gelatin is to read the product's label. Continue Reading.
Gelatin is a common ingredient in foods because it is so versatile. It can be used as a gelling agent (as in Jell-O), as a thickener, an emulsifier, and a stabilizer. You'll find it in a variety of foods, from yogurt to chewing gum.Here is a list of some other foods that commonly contain gelatin: 1  gummy bears. 2  sour cream.3  cream cheese. 4  cake icing and frosting. 5  marshmallows.t can be used as a gelling agent (as in Jell-O), as a thickener, an emulsifier, and a stabilizer. You'll find it in a variety of foods, from yogurt to chewing gum. Here is a list of some other foods that commonly contain gelatin: 1  gummy bears. 2  sour cream. 3  cream cheese. 4  cake icing and frosting. 5  marshmallows.