b'TEST PROTOCOLBULLET VELOCITY TRAJECTORY TABLES 10% BALLISTIC All trajectories and associatedTrajectories are calculated usingGELATIN TESTSvelocities are from SAAMI minimuma computer program. A (-) signThe tissue simulant utilized in FBI speci cation test barrels. An Oehlerindicates the trajectory of the bulletballistic tests is Kind & Knox or 83 model 35 P with model 55is below the line of sight. A(+)Vyse 250-A ordnance gelatin. The skyscreens was used for velocitysign indicates the trajectory of themixture is 10%, by weight. Properly measurements. Bullet velocity wasbullet is above the line of sight. Allcalibrated 10% ordnance gelatin is a measured at a distance of 5 meterstrajectories were calculated forreliable tissue simulant. Validation of from the muzzle. Down rangestandard atmosphere (Sea level, 15ballistic gelatin is conducted byring velocities shown in the ballisticCelcius, 29,92 Hg, ,07647 lb./cu ft.a 3 cm steel BB at 180 meters per tables are calculated with an exteriordensity). second (m/s), plus or minus 5 m/s, ballistics computer program. into the gelatin, resulting in 8,5 centimeters (cm), plus or minus 1 cm, penetration (810 cm). Allgelatin LOCATION: ELEVATION: TEMPERATURE: was stored at 4C until just prior to Hornady Manufacturing549 meters ASL 23 C testing. Thegelatin was placed 3 Ballistic Laboratory meters from the muzzle of the test Grand Island, Nebraska weapon (unless otherwise noted).All terminal testing is from actualrearms. The gelatin images represent onered test shot. The data represents an average ofvered test shots. Individual results may vary.BARRIER SUBSTRATESBARE GELATIN HEAVY CLOTHING STEEL WALLBOARD**Made in accordance withThe gelatin block isTwo pieces of 0,81 mm,Two pieces ofinch standard FBI protocolcovered with four layershot-rolled steel with a(1,3 cm) standard gypsum (10%ordnance gelatin). of clothing: one layer ofgalvanizednish are setboard are set 9 cm apart. cotton t-shirt material7,6 cm apart. The clothingThe gelatin block is (approximately 178 gramscovered gelatin block isplaced 46 cm behind per square meter (g/m 2 ),placed 46 centimetersthe rear most piece 192 threads per 10 cm);behind the rear most pieceof gypsum. This test one layer of cotton shirtof steel. This test eventevent simulates a typical material (approximatelysimulates the weakestbuilding interiorwall.119 grams per squarepart of a car door.meter (g/m 2 ), 320 threads per 10cm); one layer of Malden Mills Polartec * Tests 3-6 utilize light clothing (e.g. the cotton t-shirt and dress shirt materials 200eece and onementioned above), in addition to the mentioned intermediate barrier.layer of cotton denim (approximately 488 grams per square meter (g/m 2 ), 200threads per10 cm).'