1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium 2) a member of a buddhist people inhabiting the area of the mekong river in ___s and thailand and speaking the ___ language; related to the thais 3) the branch of engineering that deals with the use of computers and telecommunications to retrieve and store and transmit information DOWN 1) united states prizefighter who won the world heavyweight championship three times (born in 1942) 2) tastelessness by virtue of being cheap and vulgar 3) an internationally recognized distress signal in radio code ** Scroll down for solution. ** Are you sure you want to peek? ats lao its