Organic material refers to any substance that is derived from living organisms, such as plants or animals. This can include things like foods grown without pesticides or synthetic fertilizers, wood and paper products made from sustainable forests, and clothing made from natural fibers like cotton or wool. The term "organic" is often used to describe materials that are environmentally friendly and have a lower impact on the planet. Organic material can also refer to substances found in living organisms such as cellulose, proteins, fats, and carbohydrates which play important roles in their metabolism.