Costco is being sued after testing found that its fragrance-free baby wipes reportedly contain high levels of a harmful chemical. According to the class-action lawsuit filed in June against the company, Costco’s Kirkland brand wipes allegedly contain “significant” levels of PFAS. Costco argued in the lawsuit that its product uses only natural ingredients and that there is no presence of unsafe chemicals. “Defendants market the product as conferring certain health, safety and use benefits, when testing demonstrates that the product actually contains significant levels of unsafe, toxic PFAS chem…