The key reason why for this is because Elm incorporates a characteristic that no other style of firewood has: the once-a-year rings are wavy. For some different types of wood, the strains of the annual rings are relatively uniform. But for Elm, the rings are wavy and Virtually search “blurry” https://gunnerpzagg.blogkoo.com/this-article-is-under-review-47831573