Source? All I found was in line with https://www.smithsonianmag.com/history/botulism-outbreak-gave-rise-americas-food-safety-system-180969868/ https://www.smith

Source? All I found was in line with https://www.smithsonianmag.com/history/botulism-outbreak-gave-rise-americas-food-safety-system-180969868/ https://www.smithsonianmag.com/history/botulism-outbreak-gav... that covered olives being part of the scare, but no source said black olives were only to be sold in came because of it. I also thought black olives can be purchased in glass jars ...