All That's Interesting - "As a murder instrument, that's about as efficient as you can get, isn't it?" In 1975, Senator Frank Church hauled United States intelligence chiefs before Congress for an
![Fascinating Look Back at the CIA's Heart Attack Gun That Fired Shellfish Toxin and was Undetectable - TechEBlog Fascinating Look Back at the CIA's Heart Attack Gun That Fired Shellfish Toxin and was Undetectable - TechEBlog](https://media.techeblog.com/images/cia-heart-attack-gun-shellfish-toxin.jpg)
Fascinating Look Back at the CIA's Heart Attack Gun That Fired Shellfish Toxin and was Undetectable - TechEBlog
![TIL - CIA revealed a "heart attack" gun in 1975. A battery operated gun which fired a dart of frozen water & shellfish toxin. Once inside the body it would melt leaving TIL - CIA revealed a "heart attack" gun in 1975. A battery operated gun which fired a dart of frozen water & shellfish toxin. Once inside the body it would melt leaving](https://external-preview.redd.it/KcLeJhZfnWmqB7he6f1NLH44tB1STM-kK2lm49LeaY4.jpg?auto=webp&s=ff2e5bfcd876990f3257d9875dc5ce8b2ff40c7e)