Congress' Shama Mohamed shared video from hospital wearing nebuliser mask to highlight Delhi's toxic air. She wrote, "Wake up PM Narendra Modi before we all die...Terrible cough & chest pain...AQI above 700." After video went viral, social media users trolled her, with one saying, "Who put oxygen mask at 99% SpO2 reading?" She replied, "It's not oxygen...it is called nebulising."