Up to twelve percent of children have diagnosed or undiagnosed auditory processing disorder, a condition that inhibits the brainâs ability to translate and process sounds.
Magnesium is sometimes used in flares and flashbulbs because it  burns with a bright white light.
Special effects are created by yet other mineral products: 1  Iron filings (from the ore mineral hematite) and small particles of charcoal produce GOLD sparks. 2  Bright flashes are created by using fine ground aluminum powder. 3  Magnalium, a magnesium-aluminum alloy, produces a tiny series of silvery-white flashes. 4  Aluminum, antimony sulfide and ...