STUDYING THE EMISSION OF PRODUCTS FORMED DURING EVAPORATION OF POLYSTYRENE PATTERNS IN THE LOST FOAM PROCESS IN TERMS OF THE WORK ENVIRONMENT

The article presents the ecological aspects of the lost foam technology. The results of environmental tests carried out on an experimental stand for pouring of moulds with liquid metal and knocking out of castings ...

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Determination of nitrogen oxides content in the work environment – parameters characterising the method

Methods of direct measurement of air pollution increasingly used in environmental studies are not standardised and do not meet the requirements of the applicable European standards. The article presents studies on the determination of paramet...

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The ecological aspect of moulding sands with new inorganic binders in the process of pouring moulds with liquid metal

One of the factors which influence development tendencies within the scope of moulding sands used in foundry practice is environmental protection. Hence, while assessing technologies, the composition of utilised materials and emissions of harmful ...

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