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Automatic Chalk Dust CollectorBy S. Jegan, S. Dhivyabharathi, P. Karthika, K. Kavipriya
Abstract: AbstractTeaching and learning in schools and colleges are done over the years by writing on boards. This project involves the design and construction of an automatic chalk dust collector by using vacuum technology. Cleaning the board using a duster increases the chalk dust particles in the classroom atmosphere. When concentration level of the chalk dust suspension exceeds a safe limit, occupants of the classroom, especially the teacher are exposed to …
Published in Journal of Open Source Developments · Vol. 6, Issue 2, 2019 · pp. 1–5 Read article →