Do nicotine vapor products cause E-cigarette, or Vaping, Associated Lung Injury (EVALI?)
From Safer nicotine wiki
No. Despite the name, both FDA and CDC have concluded the vast majority of cases were linked to tainted THC vapor products, not nicotine vapor products. Only 14% of EVALI patients claimed they did not use THC products. However, neither CDC nor FDA have reported finding any contaminated nicotine products that could have caused the injury.