When the garbage is dumped on Colonel Comer's jeep it's obvious that the helicopter ferrying the garbage was shot outside at the Malibu Creek Ranch while the shot of the jeep getting covered in garbage was shot inside the soundstage.
Captain Hunnicut credits Radar for saving a man's life when he notices the IV disconnected. The loss of a maintenance IV could hardly be considered lethal.
Col. Coner boasts that his kill ratio on his last mission is "8 and half to 1, maybe 9 and a half." But he says that his unit knocked 15 or 20 of the enemy. With Pvt. Phelan's death, he lost 3 men on that mission -- which makes Col. Coner's kill ratio significantly lower, at 5 to 6.5.