Neutron

{
  "id": "MLC-T-ENV-018500",
  "term": "Neutron",
  "field": "Environment",
  "definition": "1. A subatomic particle with no electrical charge, found within every atom's nucleus except hydrogen, with some exceptions. A neutron has about the same mass as a proton.\n\n2. An elementary particle that is found in the nucleus of every atom except hydrogen. Neutrons have no electrical charge.",
  "subject": "Air",
  "references": [
    "Radiation Protection Radiation Glossary; RadTown Glossary",
    "Radiation Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/neutron/"
}