A truckload isn't all that much. I doubt the truck in the article was carrying more than a couple grams of the actual material. The lab grade sources we use (th

A truckload isn't all that much. I doubt the truck in the article was carrying more than a couple grams of the actual material. The lab grade sources we use (that are considered safe to handle as long as you don't eat them) are on the order of micrograms.