Talcum Powder Mesothelioma Lawsuit The Oakland mesothelioma lawsuit against JJ was heard in closing arguments yesterday. The plaintiff of 24 years old recounted his personal story of anxiety and despair after his cancer diagnosis. JJ has won a number of defense verdicts during the last 14 months in talcum-powder trials. One colossal ruling could change the talcum powder kaleidoscope. What is Mesothelioma? Mesothelioma is a form of cancer that affects the mesothelium. This is the membrane's lining or lining that covers certain body o