Kreunin, P., Ketkoom, N., & Kongwithtaya, S. (2014). Pilot study of laboratory safety status for laboratory workers Troubleshooting of efect formation in injection-moulded thermoplastic tensile specimens by optical microscopy technique. Bulletin of Applied Sciences, 3(3), 120–129. https://doi.org/10.60136/bas.v3.2014.244