Emergency vehicle lighting is one or more visual warning lights fitted to a vehicle for use when the driver wishes to convey to other road users the urgency of their journey, to provide additional warning of a hazard when stationary, or in the case of law enforcement as a means of signalling another driver to stop for interaction with an officer.
Grossular dodecahedron, .7 cm across, from Coahuila, Mexico. Grossular is a calcium-aluminium species of the garnet group of minerals. It has the chemical formula of Ca3Al2(SiO4)3 but the calcium may, in part, be replaced by ferrous iron and the aluminium by ferric iron.
  Grossly normal is indicative of an unchanged state, whether referring to something normal in the usual sense of the word, or to a recognized medical condition that doe â¦ s not warrant intervention at this particular time. + 59 others found this useful.Dan Carper.n medical terminology the term gross means able to be seen with the naked eye, as in gross anatomy. So when a doctor says that something was grossly unremarkable, it means th â¦ at they examined it without magnification, and didn't detect anything wrong with it.