# POISON

POISON Produced: 1922 Description Shows how poison is used to combat agricultural pests and how insecticides are tested for safety and strength. Cotton fields are dusted with calcium arsenate, cattle and sheep are dipped, and orchards are sprayed. Preparations advertised to kill cockroaches, bedbugs, and fruit tree pests are tested in a laboratory and in orchards. https://catalog.archives.gov/id/7198

- Kind: Educational
- Year: 1922
- By: National Archives
- Genres: Education
- Archive: [Internet Archive](https://archive.org/details/33-229)
- Licence or status: none stated by the archive
- Who can watch: Teens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/33-229?play=1)