https://joy.videvo.net/videvo_files/video/free/2020-04/large_watermarked/200401_Oil%20and%20Elements%2032_17_preview.mp4 Close Up of Air Bubbles in Oil Close up of air bubbles forming in crude oil. blackbubblebubblingcontaminantcontaminationcorruptcorruptioncrude oilenvironmentfossil fuelsgashazardhazardousindustrylobbyingoiloil industrypoisonouspollutantpollutionsmokesmokytoxic