Langley Field. Langley Air Force Base (IATA: LFI, ICAO: KLFI, FAA LID: LFI) is a United States Air Force base located adjacent to Hampton and Newport News, Virginia. It was one of thirty-two Air Service training camps established after the entry of the United States into World War I in April 1917.
Crystal meanings and spiritual healing lore are presented as spiritual supports to healing and other aspects of life. See a doctor or licensed medical practitioner for all health issues.
Answers. Best Answer: Reading some arbitrary definition of a crystal might get confusing so I'll simplify it. What you are thinking of are the chemical compound called calcium oxalate. They form needle shaped crystals in a plant cell's vacuole that pretty much look like toothpicks.Their main function is to protect the plant from herbivores.They aren't chemically poisonous but because of their shape, they can prick soft tissue.hen an herbivore eat a part of the plant, the vacuoles are smashed up and these needle like crystals are exposed along with the sap of the plant. Perhaps you've been exposed to these crystals when you squeeze a part of a plant and touch its sap.