Zobrazeno 1 - 1
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pro vyhledávání: '"Wahyudi Eko Pratomo"'
Publikováno v:
Teknika, Vol 17, Iss 2, Pp 281-288 (2021)
Coal tar is a high viscosity liquid and has a black color which formed as a by-product of the production process of coke and gas from coal. Coal tar compounds have high economic value because they can be resold and valuable. One valuable compound is
Externí odkaz:
https://doaj.org/article/f2432b99689d46c3aa81e6c8669f69a8