Used in flares flash bulbs

How bad do tornadoes hurt people and houses? What are hazards boiling water? Is a brass door knob a homogeneous mixture? Which groups are known as residual categories? What surface features are most often found at boundaries such as those between the south American and African plates? How often should you start your generator? What materials make a high and low pitch? What is the relative humidity of 25 degrees and 28 degrees? Who discovered prions? What are the brathing pores of stems called? What role did supernova play in creating the natural elements? Instrument used to gaze the stars? Is argon gas a heterogenous mixture? What furnishes the raw material of sensory experience? What rock do you find copper in? What does the structural term snugging the joint mean? Did Amerigo Vespucci spread religion? Did the people of Pompeii die from the gas and the heat of the volcano? Metal to metal glue? What happens to bones if it is put in Clorox?

Used in flares flash bulbs?