Which of the following is a legitimate use for selling a poison?

Selling a poison for use in pest control is a legitimate use because many substances classified as poisons are specifically manufactured and regulated for that purpose. In many jurisdictions, including Minnesota, there are specific laws and regulations that dictate how such substances can be sold and used. This ensures that they are applied safely and effectively in controlling pests, which can include insects, rodents, or other harmful organisms.

Regulatory agencies oversee the sale of pesticides and similar products, mandating that they are labeled correctly and that users follow safety guidelines to prevent accidental poisoning of humans, pets, or the environment. This is in contrast to selling poisons for personal consumption, which raises ethical concerns and safety issues, as well as the implications of making harmful substances accessible for unregulated use. Collectible items and display purposes typically do not involve practical applications for poisons, thus lacking a legitimate context for their sale.