"XM191 rocket launcher"@en . "During the Vietnam War"@en . . "XM191 rocket launcher"@en . "The XM191 is a prototype American rocket launcher."@en . "Napalm rocket launcher"@en . "4"^^ . . . "66.0"^^ . "The XM191 is a prototype American rocket launcher."@en . . . "Single-shot"@en .