i^O O M z UNITED STATES ENVIRONMENTAL PROTECTION AGENCY WASHINGTON, D.C. 20460 JUN 4 ]99!

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Vista Chemical Company 900 Threadneedle Houston, Texas 77079 (713) 588-3000 P.O, Box 1 9029 Houston, Texas 77224 Fox (71 3) 588-3236 February 22, 1990 Mr.

TO: Interoffice Communication FROM: DATE: SUBJ: DISTRIBUTION TSarJBt: BSP Ml: AJO: RF XF: ) T.

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Vista Chemical Company 900 Threadneedle Houston, Texas 77079 (713) 588-3000 P.O.

TO: Bob Whitlow Interoffice Communication FROM: DATE: SUBJ: T.

Visra Chemicol Company 900 Threodneedie Houston, Texas 77079-2990 (713) 588-3000 P.O.

CHEMICAL MANUFACTURERS ASSOCIATION (hie.- 2l.i March 20, 1991 Thomas 6.

REVIEW REPORT Silica dust hazards in Vietnamese foundries Current situation and countermeasures Viet Nam General Confederation of Labour National Institute of Labour Protection ILO/FINNIDA Asian-Pacific Regional Programme on Occupational Safety and Health May 1999 1 Authors: Nguyen An Luong, Standing Vice President of the Viet Nam General Confederation of Labour (VGCL) Pham Van Hai, Head of Industrial Ventilation Department, National Institute of Labour Protection (NILP) Contributors: Nguyen Trinh Huong, NILP Nguyen Dieu Tran, NILP Tran Thanh Thuy, NILP Nguyen Huu Lap, Hanoi Mechanical Company An Thi Phuong, Electrical Engineering Company Sources: Hanoi Mechanical Company Electrical Engineering Company Hanoi Medical Centre Medical Centre of Vietnam Railway Medical Centre of Construction Ministry Trade Union of 20 provinces and cities: Hanoi, Haiphong, Quangninh, Cantho, Ho Chi Minh City, Caobang, Dongnai, Danang, Namdinh, Sonla, Thainguyen, Nghean, Thaibinh, Laocai, Vinhphuc, Phuyen, Hanam, Longan, and Tiengiang Ministries: Industry, National Defense, Transport, Construction, and Agriculture and Rural Development Translators: Nguyen Trinh Huong Nguyen Thang Loi Pham Van Hai 2 Table of Contents Acknowledgments............................................................................. 1.

Technology News July 1997 Machine-Mounted Continuous Respirable Dust Monitor Objective To continuously monitor, display, and record concentration levels of respirable coal mine dust in mines to an accuracy of 25% with a 95% confidence level for at least 30 days without servicing.

Dust, Dust Reduction, and Coal Workers' Pneumoconiosis A Listing of Educational Materials Developed by MSHA and NIOSH From 1990 - 2003 Compiled by Dr.

The America Ceramic Society PLAINTIFFS b EXHIBIT icrnfavoo February 15,1993 I hereby certify that the attached copies of Ceramic Abstracts, Volume , 1951, are true and accurate copies, which are maintained in the normal course of business at the American Ceramic Society, 735 Ceramic Place, Westerville, Ohio 43081.

71 1996 Annua] Report WV-04753 Financial Highlights Net Seles (In rmfltofv* ofdeUars) $000 Creuft /friwm/n> W ~J5 ** income from Ongoing Operations ll>i tmlhot** ofdtAlort} SCt!