Plastic Device: A soil sample is combined with h2o to really make it plastic. Afterward, the soil is molded right into a ball shape and rolled into 3mm threads. Immediate Shear Tests are performed in geotechnical engineering follow and research to find out the shear strength of soil materials. https://soil-testing-labs-bd03704.blog2freedom.com/30149006/top-latest-five-geotechnical-testing-labs-bd-urban-news