Loot containers
Industrial Washing Machine, Open
Furniture can make your place look pretty but it usually has little defensive value.
Salvage drops
Short Iron Pipe× 1-4
Mechanical Parts× 1-3
Electrical Parts× 1
Extra parts when salvaged with a wrench, ratchet or impact driver.
Drops when destroyed
Iron× 5
When it collapses
Falling, it leaves 
Scrap Metal Pile (75% of the time) where it lands.
Where to find (8 POIs)
Happy Sleep Motel (tier 3), Hexagon Hideaway (tier 3), HNN Bank (tier 3), Pass-N-Gas Truck Plaza (tier 3), Clean & Cozy Corner, Crystal Spin Industrial Laundry, Junkin, Trader Bob.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.