BREAKING: El-Rufai Seeks Explanation From NSA Nuhu Ribadu Over Alleged Importation Of Odourless Poison From Poland

According to Science Direct, Thallium sulfate is a highly toxic, tasteless, odourless, and colourless crystalline powder, historically used as a potent rodenticide and insecticide. Due to extreme toxicity, with a human fatal dose as low as 8–12 mg/kg, it is tightly restricted or banned in many countries.