A yogurt recall in Canada named two products and 24 printed best before dates. Everything needed to scope it was already on the tub, but the only way to use it was to read a list and compare by eye.
A contaminated jalapeño lot from one Sinaloa grower turned up in roughly eighty finished products made by five separate companies. Finding which ones took weeks instead of a query - and a fifth company surfaced while we were fact-checking this piece.