31. "It is the closest thing to lead shot and doesn't damage the barrels of these old guns. 32. Jettisoning lead shot : Teams pack lead shot to make the car meet the minimum weight requirements. 33. They fired lead shot and were used by naval boarding parties and coachmen as protection from highwaymen. 34. Many pneumatic pellet guns provide the ability to use BBs as a cheaper alternative to lead shot . 35. Some of the lead shot will then be pushed a little way beneath some of the marbles. 36. The manufacture of non-lead shot differs from that of lead, with compression molding used to create some alloys. 37. Chief among them is the use of lead shot by hunters, which taints the birds'main food source-- carrion. 38. The hardness of lead shot is controlled through adding variable amounts of tin, antimony and arsenic, forming alloys. 39. Access to the bottom of the shaft, where the lead shot would be collected, necessitated a horizontal tunnel. 40. Lead shot is also often used as ballast in various situations, especially where a dense, pourable weight is required.