'So2 gas' presentation slideshows

Introduction to the PM Data Analysis Workbook

Objectives of the PM Monitoring Program Critical Issues for Data Uses and Interpretation Motivating Examples References. Introduction Workbook Content PM 2.5 Background Common PM 2.5 Emission Sources Properties of PM PM Formation in the Atmosphere Atmospheric Transport of PM.

1.04k views • 73 slides

1.05k views • 72 slides

GYPSUM

GYPSUM. GYPSUM. In nature : Gypsum Rock Pure gypsum rock : CaSO 4 .2H 2 O Impurities : MgO, Al 2 O 3 , Fe 2 O 3 , SiO 2 , CaCO 3 , MgCO 3 . PRODUCTION STEPS. Excavating Crushing ( ~ 25 mm diameter) Grinding Heating (calcining) Cooling and Pulverizing Marketing in Bags. CALCINATION.

1.15k views • 14 slides