chirp. The real usage is derived from the walkie talkie feature on phones, but the meaning is broad and encompasses various facets of life. Scheming on girls/guys: Yea, I have been chirping at her for a while but she won't let me hit it.
Flammability is determined by the flash point of a material. Flash point is the minimum temperature at which a liquid forms a vapor above its surface in sufficient concentration that it can be ignited. Flammable liquids have a flash point of less than 100Â°F. Liquids with lower flash points ignite easier. Combustible liquids have a flashpoint at or above 100Â°F.
flash set. Definition. The rapid development of rigidity in a freshly mixed Portland cement paste, mortar, or concrete, usually with the evolution of considerable heat. This rigidity cannot be dispelled, nor can the plasticity be regained, by further mixing without addition of water.