can be burned in fire or be drowned in water

It seems like you're referring to scenarios where objects or substances might be burned in fire or submerged in water. Here's a brief explanation of both scenarios: 1. **Burned in Fire**: - Many materials can be burned (combust), such as paper, wood, coal, and petroleum products. - Combustion involves a chemical reaction with oxygen that produces heat, light, flames, and new chemical species (such as carbon dioxide and water vapor). - Not all materials burn; some may only melt or vaporize under high temperatures, while others are resistant to fire due to their composition. 2. **Drowned in Water**: - The term "drowning" is often applied to living organisms, especially humans, which can die from suffocation when submerged in water and unable to breathe. - Inanimate objects, when submerged in water, are not said to "drown," but they can be affected by water in various ways. Some materials might float, some sink, and some could dissolve or corrode depending on their chemical composition. - Water can also cause structural damage to materials through erosion, hydrolysis, or other processes. For example, paper can easily burn in fire, turning into ash and releasing energy, whereas it would become wet and potentially disintegrate when submerged in water. Metals, on the other hand, typically do not burn in normal conditions but can react with water under extreme conditions (like in a process known as metal-water reactions) and would certainly sink and potentially corrode when submerged. Understanding the properties of materials, including their reactivity with fire and water, is crucial in various fields such as chemistry, material science, and safety engineering.