“Yellow metal things, suspected wheel chocks?”
Answer: “Car lots use them to put under tires and tie balloons. We called them balloon anchors or balloon tie-downs.”
The @$$ box is a reality in every hospitals break room. It serves for a lot of giggles. :)
..same for #13, #14, #15 and #16
An air diffuser? Oh thank god, that's really not what my first thought was and I was scared...