Cover roofs of buildings with shingles, slate, asphalt, aluminum, wooden, or associated materials. May spray roofs, sidings, and partitions with materials to bind, seal, insulate, or soundproof sections of constructions. Use axes or chainsaws to fell bushes utilizing data of tree characteristics and slicing strategies to regulate path of fall and minimize tree damage. Grade, sort, or classify unprocessed food and different agricultural products by size, weight, color, or situation. Select and breed animals based on their family tree, characteristics, and offspring.