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Types of fire arm weapons. I- Muzzle -loaders, loaded from the muzzle II - Breach - loaders, loaded from the breach. divided into:. A- Non rifled weapons :. A- Rifled weapon : most commonly used FA. Non rifled weapons : (smooth bore). 1- Sporting gun: 2- Ghaffir guns: A-Greener,
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I- Muzzle -loaders, loaded from the muzzle II- Breach - loaders, loaded from the breach. divided into: A- Non rifled weapons: A- Rifled weapon: most commonly used FA
Non rifled weapons :(smooth bore) 1- Sporting gun: 2- Ghaffir guns: A-Greener, B- Schneider C-Remington
Outer wad Non rifle cartridge Sporting gun shots Rounded Shots Inner wad powder Percussion cap
Black smokeless smokeless
Types of powders • Smokeless powder • Nitrocellulose 60% • Nitroglycerine 35% • Mineral Gel 5% • Black powder • carbon 15%, • slupher 10% • potassium nitrate 75%
Outer wad Inner wad Remington Schneider Greener
1-long weapons :(S rifle): non automatic( rim) automatic has a groove 2 -short weapons (pistol) A- Revolver: Old (non jacketed) New (jacketed) B- Automatic pistol. (groove) Types of rifled weapons:
Products of firing a gun 1- The flash of light 2- The gases 3- Flam 4- smoke 5-Unburnt powder particles • Rifled weapons bullet • Non rifled weapons Shots + wads
Estimation of the distance of firing: • powder marks • gases 15 cm tearing • Flam burn 0.5 BL • Smoke blackening 1-1.5 BL • Unburned particlestattooing 2-3 BL
5- Inner wad penetrate body up to 3 M hits the body up to 10 M6- outer wad penetrates body up to 1 Mhits the body up to 3 M causing slight abrasion.
The shots • Up to 2 M the whole shots enter the body in one mass producing only one central hole. • At 2 M and more start of dispersion hole and few surrounding separate shots hole. • At 3 M the central hole is smaller in size with increased dispersion of shots holes. • At 4 M complete dispersion of shots holes having a circular diameter of about 16 cm.
The shots • In longer distance, the spaces between the shots are increased and the power of penetration of shots is decreased.