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Caroline Grills is a serial killer, known as The Thallium Poisoner
Caroline Grills was an Australian serial killer who poisoned her victims. She was predominantly a comfort killer, who murdered well-off members of her extended family to maintain a respectable lifestyle, but her later murders had more unclear motives. If you like my videos, please consider joining my Patreon. This is how I manage to pay for my narrations. Thank you! https://www.patreon.com/serialkillers Facebook: https://www.facebook.com/SKDocumentaries