Expenses a company has when it drills for oil or natural gas. Intangible drilling costs are sometimes convenient for a company's tax purposes because it can deduct intangible drilling costs in one year when the company perhaps found little or no oil from profits made in a different year when the company does find oil.
Bruce Lanphear, a professor at Simon Fraser University and also an expert in lead toxicity, said Edwards not only studies the impact of lead in water, but he makes his testing available to communities in need, like he did in Flint.
A major lawsuit over the Flint water crisis has been settled. Under the deal, the state will pay for the replacement of 18,000 lead service lines. This Week in Michigan Politics, Morning Edition host Doug Tribou and senior news analyst Jack Lessenberry talk about why the deal might set a precedent for other cities.