Heat-based techniques refer to methods that utilize heat to achieve specific outcomes, often in cooking or industrial processes. For example, in cooking, techniques like baking, grilling, and frying rely on heat to transform raw ingredients into delicious meals. These methods can enhance flavors, change textures, and ensure food safety by killing harmful bacteria. In industrial settings, heat-based techniques are used for processes like welding and metal forging. By applying intense heat, materials can be shaped, joined, or altered in properties. This is crucial in manufacturing industries, where precision and strength are essential for creating durable products, such as those made from steel or aluminum.