Document JJ8rn3rqj88n07wEqNkr4wEZX

CC for P. E. Byrne i E. Metten i. J. Fitzpatrick A. J. Lyon T. P. Norri s'-"" J. A. Moore JWR/WNJ KC-File NF-File 77 4 PLAINTIFF'S EXHIBIT UNION CARBIDE CORPORATION P.O. Box 579 Niagara Palls, N;Y. 14302 By J. L. Myers Date 3/6/72 Full Name u.S. Gypsum Company Address 4500 Ardine south Gate, Calif. Mfrs. Of 213, 588-1121 SG-210 & T-135 Dry Wall Products Interviewed H. C. McBride - Plant Supt. Mort Higgs - Quality Control H. M. Armstrong - Works Manager Stopped mainly to discuss regulations and dust control requirements. They appreciated the information and have secured equipment for dust monitoring. They are prepared to live with more stringent regulations. Their business has been very good and they are going to 4 shifts and using all the SG-210 and T-135 they can. We should see a slight increase over 1971. We discussed their use of slurry and they will check on the possibility of using one at 20? solids. Also discussed use of pellets if they had high speed disperser. RECOMMENDED ACTION REB/CEM - Maintain contact. JLM - Send NAS report to Higgs. Typed 3/13/72 cvb