Rendering Asbestos Harmless-Transcript of 339 (1998)

Transcript of the 339th Brookhaven Lecture, "Rendering Asbestos Harmless," by Dr. Leonidas Petrakis of Brookhaven National Laboratory's Department of Applied Science (BNL-66471 Informal Report; the cover is dated October 21, 1998, the lecture text November 2, 1998). The author describes a four-year, 15 million dollar project with W.R. Grace & Co. that produced a foam to digest chrysotile fireproofing in place; superacid chemistry for amosite was at an earlier stage. In engineering-scale tests following the application protocol, the author reports, chrysotile fell from 12.7% to below 1%. Slides, a Newsday editorial and audience questions are included.