The Department of Chemistry would like to thank 3M Thailand Co., Ltd. for giving a lecture on “Personal Protective Equipment (PPE) Selection Guide” to the second-year students in Bachelor of Science in Applied Chemistry (BSAC) program on September 27, 2022. 3M speaker, Dr. Siriporn Jiwanich provided us with guidelines on how to use and select proper PPE to protect the body, the eye and the respiratory system.