Fishing sinker effects of tungsten, however, are essentially unknown. More recently, terminal tackle manufacturers are experimenting with high density composite resins. These materials present a non-toxic alternative to lead sinkers at a lower monetary cost than alternative metallic sinkers. Fishing sinker A fishing sinker or knoch is a weight used in conjunction with a fishing lure or hook to increase its rate of sink, anchoring ability, and/or casting distance. Fishing sinkers may be as small as 1 gram for applications in shallow water, and even smaller for fly fishing applications, or as large as several pounds or considerably more for deep sea
Wax bullet they are most commonly used in revolvers and other manually cycled firearms. Specially designed cartridges and conversion units can be combined to convert automatic firearms into wax bullet firing guns, and these are used for training police and military. In the past, wax bullets were used by illusionists for illusions involving firearms, such as the bullet catch. This practice goes back at least as far as Jean Eugène Robert-Houdin, who used hollow wax bullets colored to resemble lead balls. When placed on a charge of gunpowder, the wax bullet would disintegrate upon firing. Wax bullets are not normally lethal, and