Loose Boards Block 1x1
A false floor or trap that will disintegrate when stepped on.
Crafting
Craft at Backpack · makes 1
Drops when destroyed
Wood× 1-2
When it collapses
Falling, it leaves 
Wood Debris (Terrain) (30% of the time) where it lands.
Where to find (25 POIs)
Pete's Outlet (tier 4), The Zavislak Residence (tier 4), Town Hall (tier 4), The Grand Forks Estate (tier 3), Navezgane Creamery (tier 2), The Bennett Residence (tier 2), The Brown Residence (tier 2), The Haug Residence (tier 2), The Sinkhole House (tier 2), Buzz's Bar (tier 1), New Life Hope Cabin (tier 1), The Jacobs Residence (tier 1), The Powell Residence (tier 1), The Richmond Residence (tier 1), Hangman's Retreat , Krispy Kitchen, Luke's Vacation Rental, Matchstick Hotel, Mini Market, The Chikorina Residence, The Cook Residence, The Dickens Retreat, The Frontiersman, The Lemon Residence, The Mimzy Residence.
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.