Visible crew/equipment: Just as 51's guys are removing the novelist from the car that's filled with carbon monoxide fumes, a crew member's reflection, as well as the screen from production equipment, can be seen on the car's driver side window.
Visible crew/equipment: When Johnny and Roy aid the woman who is stuck in the small opening of the dog door, the bulging outlines of the mic transmitter and wire are visible on the back left side of Johnny's shirt.
Visible crew/equipment: When Johnny asks Dixie for advise on how to talk to fifth graders, Dixie walks out from behind the desk at the nurses' station, and as they walk up the hallway the actor's tape mark is visible on the floor, where she had been standing and where Morton is about to stand.
Visible crew/equipment: When Brackett, Early, and Morton enter treatment 1 to examine the hallucinating veteran, inside there's a young doctor standing to the left of the door. After Brackett tells Morton he wants an EEG, skull x-rays, and brain scan, when Morton heads to the phone to order the neurological workup, we can see the actor's white tape mark under the gurney, where the young doctor had been standing.
Visible crew/equipment: After Station 51 rescues the novelist from his attempted suicide, when John accompanies the stretcher into the ER, the outlines of the mic transmitter and wire are visible on the back of his shirt.
Visible crew/equipment: When John and Roy tackle the hallucinating veteran, the outlines of the mic transmitter and wire are visible on the back of Johnny's shirt. As an aside, this scene was shot right outside Universal Studios, note the Black Tower/MCA Tower (which houses Universal's execs) when John tells the veteran that it's not a trick and to calm down.
Visible crew/equipment: After Station 51 is dispatched to the plane in trouble, just as Engine 51 makes the right turn into the lot, before they park beside the squad, a crew member's/cameraman's sleeve gets into the shot, at the left of the screen.
Visible crew/equipment: After Johnny cuts the cable holding Lorenzo's locker, when Johnny climbs down the outlines of the mic transmitter and wire are visible on the back of his shirt.
It's How You Play the Game - S4-E19
Visible crew/equipment: After the man with the herniated lumbar disc is removed from the waterbed and loaded onto the ambulance, when John gets into the squad, the reflection of a crew member is visible in the passenger side wing mirror.
It's How You Play the Game - S4-E19
Visible crew/equipment: When Johnny walks into the kitchen and gets the cold shoulder from Marco and Mike, and then when Chet walks in, the reflection of production equipment is visible on the oven's glass.
It's How You Play the Game - S4-E19
Visible crew/equipment: After Mike and Marco ignore Johnny as he walks into the kitchen, when Roy holds the chrome coffee pot and pours Johnny a cup of coffee, the reflections of the camera/lights are visible on the coffee pot's chrome surface.
It's How You Play the Game - S4-E19
Visible crew/equipment: When Roy and Johnny are on scene at the car accident, the bulging outlines of their mic transmitters and wires are visible on the left sides (above the belts) of their shirts.
It's How You Play the Game - S4-E19
Visible crew/equipment: When Johnny and Roy get the car salesman out of the car with the tiger, and when Johnny gets into the ambulance with him, the outline of the mic transmitter is visible at the side of Johnny's shirt.
It's How You Play the Game - S4-E19
Visible crew/equipment: When Squad 51 is en route to the car salesman who was bitten by a tiger, just before the squad turns into the car lot, the reflection of the filming vehicle is visible in the squad's spotlight.
It's How You Play the Game - S4-E19
Visible crew/equipment: At the scene of the traffic accident, when the injured driver starts shouting just before they load the stretcher onto the ambulance, a ducking crew member's head dips into view at the bottom, right corner of the screen.
It's How You Play the Game - S4-E19
Visible crew/equipment: After John is punched in the nose at the scene of the traffic accident, when the ambulance arrives the reflection of set lighting is visible on the surface of the ambulance.
Visible crew/equipment: Just after Herbert leaves the station in the morning, dispatch sounds the alarms, and when Roy and John are in the squad while the dispatcher begins talking, there are nice reflections of the camera, reflector screen (in the background), and crew members/cameraman who move around, that are visible on the surface of the spotlight. Additionally, the shadow of the boom/mic is perfectly visible on the windshield as it moves down.
Visible crew/equipment: At the apartment complex fire, after Roy removes the ladder from Engine 51, the Pasadena engine rolls up, and when the Pasadena Captain walks toward Captain Stanley, the second cameraman wearing a brown blazer can be seen standing on the very top of Engine 51 to the left, shooting the overhead footage of the Pasadena engine that was just shown.
Visible crew/equipment: When the guys wake up in the morning and walk into the kitchen, the clear reflection of the camera dolly is visible on the oven glass door as it trucks to the right, when the guys see the empty mouse trap.
Visible crew/equipment: At the apartment complex fire, when Truck 82 raises its ladder, we can see the second floor balcony behind the rig, and there is a crew member wearing a long sleeved blue shirt and white hat, standing in front of the corner apartment, where there should be smoke pouring out, but there is none. The reflection of the cameraman/crew member wearing a white hat also becomes visible in Truck 82's wing mirror.
Answer: It is standard practice to wet down driveways so that they stand out in a long shot.
stiiggy