Complex sentence: Gelatin, a form of animal glue, is found in many contemporary products, such as gelatin desserts, marshmallows, and pharmaceutical capsules, and is used to reinforce sinew wrappings, wood, leather, bark, and paper.
Split into simpler sentences: Gelatin, also a form of animal glue, is found in many contemporary products, such as gelatin desserts, marshmallows, and pharmaceutical capsules. It is also used to reinforce sinew wrappings, wood, leather, bark, and paper.