👉 In the context of physics, a "porion" (or "proton") is a subatomic particle that has been described in various ways. The most common definition is that it is an elementary particle with eight protons and eight neutrons. Protons are the fundamental building blocks of matter, which make up all matter on Earth. They are positively charged particles, meaning they can transfer energy to other particles or objects. Protons are also responsible for the chemical bonds in compounds like water (