Visible crew/equipment: When all the guys are standing around the kitchen table, while Captain Stanley rips the paper so they can draw lots for using The Boat, the actor's tape mark is visible on the floor by Mike's foot.
Visible crew/equipment: Near the end of the episode, when Charlie hitches up The Boat to his pickup truck and drives it away, the reflection of the array set lighting is visible on the pickup's door.
Visible crew/equipment: When the police officer who was struck by lightning is wheeled into the ER, just as Dixie, Brackett, and Early walk up the hallway, the two tape marks are visible on the floor right outside the doorway of treatment 2, where Dixie is about to stand. Additionally, we can see the outline of the transmitter wire on the back of Dixie's uniform.
Visible crew/equipment: When the woman drives her car up to Station 86 with the two injured passengers, the outline of mic transmitter is visible on the back of her sweater, when she gets out of the car.
Visible crew/equipment: When the psychiatrist comes to help at Station 86, as she leans over to clean the man's head wound, the bulging outline of the lav mic transmitter is visible on the back of her blouse.
Visible crew/equipment: At Station 86, when the woman brings in her asthmatic son, and talks to Johnny outside, the bulging outline of the mic transmitter is visible on the back of her blouse. Then later, when Johnny walks over to the boy's bed because the patients are being moved to the chopper, the bulging transmitter outline is now at her side.
Visible crew/equipment: When Station 51 is being dispatched to 'man down' at the hotel, in the overhead shot of the apparatus bay as the guys are getting into the rigs, the reflection of moving production equipment can be seen on Engine 51's windshield.
Visible crew/equipment: After Chet gives Johnny the idea about the TV show, when Chet stands up to leave the kitchen the top of the set is visible at the right corner.
Visible crew/equipment: After Dr. Early tells Mr. Jefferson that he knows who he is, it cuts to Johnny at the table with the typewriter, and the shiny chrome surface of the coffee pot reflects multiple set lights.
Visible crew/equipment: When Johnny and Roy are on the soap opera set treating the 'doctor', the outlines of the lav mic transmitters are visible on the front, left sides of Johnny's and Roy's shirts, above their belts, and the outline of Jody's mic transmitter is visible on the back of her brown sweater.
Visible crew/equipment: When Roy and Johnny are stuck in the elevator with the cardiac patient, the outline of the lav mic transmitter is visible on the front, left side of Roy's shirt, above his belt.
Visible crew/equipment: When Roy walks into the ER with the actor who plays Dr. Ned, the nurse rushes over to Roy, and when she asks him about the actor, we can see the bulge of the lavalier mic transmitter at the back of her uniform.
Visible crew/equipment: After we see Marco and Captain Stanley heading up to the roof, it cuts to a shot in the elevator when Roy says "The firemen are working as hard and as fast as they can, to get us down from here," and the crew's moving shadow can be seen on the left, where the camera is located at the elevator doorway.
Visible crew/equipment: At the refinery fire, after Roy gets into the ambulance with the patient Johnny shuts the back doors, and when the ambulance backs up the reflection of a crew member with paperwork (script?) is visible in the left ambulance window.
Visible crew/equipment: When Roy and Johnny are with Johnny's friend, the stunt coordinator, trying out the new gear, the outlines of their mic transmitters are visible on the left sides of Johnny's and Roy's shirts, above the belts.
Visible crew/equipment: When Johnny and Roy are with the man whose fingers are caught in the chain of the garage door opener, just as the man's wife sticks her head out the door to direct 86 to the garage, the outline of the mic transmitter is visible on the back of her blouse.
Visible crew/equipment: At the studio, before John tests Wally's equipment, when Roy says that he's going to get their equipment from the squad, Johnny rushes after him and we see the reflection of the camera crane and array lighting facing Squad 51.
Visible crew/equipment: When Chet tells Roy that Captain Stanley wants to see him in the office, a tape mark is visible on the floor in front of Cap, just as he tells Roy not to tell the other guys, and then when Roy asks what happened.
Visible crew/equipment: After Roy and John get back to the station, Chet informs Roy that Captain Stanley wants to talk to him, and when Roy's in the office the actor's tape mark is visible on the floor, as Cap tells him not to tell the other guys and when Roy asks what happened.
Visible crew/equipment: After their shift is over, all the guys wait in the apparatus bay for Captain Stanley to come out, and when Medford walks over to them, an actor's tape mark beside Chet's foot and another near Marco's foot are visible on the floor. Then when Cap walks out, another tape mark is visible on the floor in front of Mike's foot.
Answer: It is standard practice to wet down driveways so that they stand out in a long shot.
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