https://www.vice.com/en_us/article/m7aw88/carbon-monoxide-poisonings-skyrocket-in-texas-as-people-seek-warmth

With Texas suffering its worst winter storm in years and power blackouts, carbon monoxide poisoning cases have skyrocketed as people struggle to keep warm. 

An estimated four million people were without electricity on Tuesday morning in Texas, and public figures are attempting to dissuade residents from using BBQ pits, generators, or even their cars to heat their indoors.