To determine the clay content present in base sand.
References:
Krim, A., Arab, A., Chemam, M., Brahim, A., Sadek, M., & Shahrour, I. (2017). Experimental study on the liquefaction resistance of sand–clay mixtures: Effect of clay content and grading characteristics. Marine Georesources & Geotechnology, 37(2), 129–141. https://doi.org/10.1080/1064119X.2017.1407974
Groover, Mikell P., 1939-. (2007). Fundamentals of modern manufacturing: materials, processes, and systems. Hoboken, NJ :J. Wiley & Sons
MODLEN, G. (1990). Manufacturing Engineering and Technology. By Serope Kalpakjian (Addison-Wesley, 1989.) [Pp. xix + 2022.] International Journal of Production Research, 28(2), 431. https://doi.org/10.1080/00207549008942721