11.   Use the hammer and chisel to remove all of the old mortar that is cracking or crumbling down to a depth of at least half an inch.

12.   Work carefully to remove the old mortar without damaging the surrounding brick.

13.   You need extra oomph behind the chisel in chipping out old mortar and tiles.

14.   In a remote swamp of northwestern Russia, vodka-swilling scavengers toss three old mortar shells into a bonfire and move away.