coal torpedo

weapon used for sabotage. 
coal bomb

OverviewRelatedWikipediaTableS1S2S3

Wikidata
weapon functional class, 

• Freebase entry^@
  

bomb – weapon functional class – 

Frameless

Type	Date	Description	Keywords	Notes	Source
link		Freebase entry@			Wikidata

Individual site searches

Google custom search of specialist sites

Google custom search of general sites