It is hard to find good dividend stocks that operate in cyclical industries. That doesn't mean it can't be done, however. ExxonMobil is a great example from the highly volatile energy sector. Dividend King Nucor (NUE 0.69%) is an even better example, hailing from the steel industry.If you are looking for a reliable dividend stock today, Dividend King Nucor's roughly 40% pullback from its highs is a potential opportunity.What does Nucor do?At its core, Nucor is a steel maker. That said, it has always used el ...