Edited by Reton8 to add code tag so castle code shows properly.
If you change the codes of something light e.g. lampstands an put them on top of explosives, it is possible to get them to spin away in spirals.
{"t":[0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0],"p":"","c":["bsn,305,629.2,1,1,0","bsn,520,629.2,1,1,0","bsn,405,569.3,1,3,90","pbx,345,539.4,1,1,0.1","pbx,485,539.4,1,1,0","po,350,484.5,1,7,0.1","po,490,484.4,1,7,0.1","po,510,524.4,7,1,0"],"n":"","l":["tg","mg","bg","wc","id"],"o":-1,"r":["rw","rwc","rs","rsc","ri","ric","rb","rbc","rfb","rpb","rrb","rf","rl","rr","ra","rp","rc","rsl"]}