PPG - PPG Industries (PPG) Q4 2021 Earnings Call Transcript January, 21 2022 01:30 PM PPG Industries Inc. Image source: The Motley Fool. PPG Industries (NYSE: PPG) Q4 2021 Earnings Call Jan 21, 2022 , 8:00 a.m. ET Operator Continue reading For further details see: PPG Industries (PPG) Q4 2021 Earnings Call Transcript