On March 15, 2023 at 9:30 a.m., Ms. Ploychompoo Sukustit, Executive Secretary of the Institute for Population and Social Research, along with her staff, welcomed and presented souvenirs to CSR officers of Thai Wacoal Public Company Limited, who attended the ceremony for the donation of old bras by IPSR staff. The old bras will be disposed of properly by burning them in a Zero Waste way, which will turn them into fuel energy. This process also helps in reducing community waste, global warming problems, and PM 2.5 dust. The event was held on the 1st floor of the Institute for Population and Social Research at Mahidol University.