Off topic, but you really think there arnt automatic turrets, seems very feasible today, especially in a situation like a sewer where you really dont have to worry about shooting the wrong (moving) thing.
37 karma · joined August 21, 2015
Popular Physical Delivery futures contracts include (but are not limited to) CME Currencies (Euro, JPY, & GPB), CBOT Treasuries (2 yr, 5yr, 10 yr, & 30 yr), NYMEX Energies (Crude Oil, Natural Gas, RBOB Gasoline, & Heating Oil), CME Live Cattle, CBOT Grains (Corn, Wheat, Soybeans, Soybean Meal, Soybean Oil, Rice, and Oats), COMEX Metals (Gold, Silver, & Copper), and ICE Softs (Sugar, Cotton, Cocoa, Coffee and OJ).
There are plenty of physical delivery futures still in existence.