Psychiatric and substance abuse hospitals employed only 3,210 security guards, according to the BLS, less than 8 percent of all hospital guards. However, they were the best paid in the industry, earning an average of $35,000, or $16.83 an hour.
So the basic differences between Cavalry, Artillery and Infantry are as follows. 1  Infantry: Infantry refers to the soldiers on foot. 2  Cavalry: It generally means mounted soldiers. 3  Artillery: It uses large and long ranged weapons.
The Spanish horsemen generally had two sorts of weapons: lances and swords. Their lances were long wooden spears with iron or steel points on the ends, used to devastating effect on masses of native foot soldiers. In closer combat, a rider would use his sword.Steel Spanish swords of the conquest were about three feet long and relatively narrow, sharp on both sides.heir lances were long wooden spears with iron or steel points on the ends, used to devastating effect on masses of native foot soldiers. In closer combat, a rider would use his sword. Steel Spanish swords of the conquest were about three feet long and relatively narrow, sharp on both sides.