They returned to Brazil in a container that , supposedly , carried porcelain purchased by the First Lady Dulce Figueiredo during the presidential trip .
Sources have indicated that , a few years later , Brazilian cylinders of hexafluoride were transported to China containing natural uranium .
Sources returned to Brazilian in a container that , supposedly , carried porcelain purchased by the First Lady Dulce Figueiredo during the presidential trip .
Sources have indicated that , a few years later , Brazilian cylinders of hexafluoride were transported to China containing natural uranium .