"Heavy acid rifle"@en . . . "[Source] Heavy acid rifles were a type of rifle which discharged lethal pulses of concentrated acid, and powerful streams of corrosive liquid."@en . . "Heavy Acid Rifle"@en . . "[Source] Heavy acid rifles were a type of rifle which discharged lethal pulses of concentrated acid, and powerful streams of corrosive liquid."@en . . . . . . . . . "Heavy acid rifle"@en . .