The mantle is a layer between the crust and the outer core. Earth's mantle is a silicate rocky shell with an average thickness of 2,886 kilometres (1,793 mi). The mantle makes up about 84% of Earth's volume. It is predominantly solid but in geological time it behaves as a very viscous fluid.
demolition - an event (or the result of an event) that completely destroys something wipeout, destruction conclusion, ending, finish - event whose occurrence ends something; his death marked the ending of an era; when these final episodes are broadcast it will be the finish of the show
The Demolitionist is an NPC that will move in and sell explosives when his conditions are met. He spawns once the player obtains either a stick of Dynamite, Grenade, Bomb, or a Sticky Bomb and holds the item in their inventory (placing explosives in the Hotbar will have no effect), and, as always, the player will need a home for him.