In 1916 (some sources say 1914 ), Chinese American mining engineer Kuo-Ching "KC" Li, Sr. founded the company in New York state, under the name Wah Chang Trading Corporation. Wah Chang is Cantonese for "fortunate enterprise" or "great development". This expanded as an international tungsten ore and concentrate trading company. Li remained with the company until his death in 1961, serving as president until 1960 and then board chairman. WebbBiographical Sketch: Chia-Chia Chang, MPH, MBA is the Coordinator for Partnership and New Opportunity Development for the Office of Total Worker Health at the National …
Wah Chang NIOSH CDC
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NIOSH/DCAS Presentation: SEC-00235 Area IV Santa Susana Field ...
Webb21 juni 2016 · NIOSH determined that a radiation hazard existed at Wah Chang during the two years when depleted uranium was being reprocessed for the U.S. nuclear weapons program and for decades afterward. WebbWah Chang MSDS Reference No. 2530 1 of 3 SECTION 1. Revised: HMIS HAZARD RATING: HEALTH = 1 FIRE = 3 REACTIVITY = 0 SECTION 2. ROUTES OF ENTRY SECTION 3. CHEMICAL COMPONENTS TLV 10 (PNOS) SECTION 4. SECTION 5. SECTION 6. PNOR = Particles Not Otherwise Regulated, PNOS = Particles Not … The Special Exposure Cohort (SEC) is a unique category of employees established by the Act (42 CFR Part 83). Claims compensated under the SEC do not have to go through the … Visa mer NIOSH is committed to applying the best available science in dose reconstructions. In keeping with this commitment, completed cases with … Visa mer new comers amsterdam