Vol. 3 No. 1 (2020)

Articles

• Occupational Health Exposure and Perceived Effects of Portland Cement Dust Pollution on Cement Factory Workers

  Gabriel C. C Ndinwa, Charity O Chukumah, Solomon A Akpafun

  1-14

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• Ammonia Variations in Owerri Metropolis and Ecological Impact

  Nnadozie C.F, Nkwoada A.U, Akagha C.I

  15-22

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