Steel is the most economically cyclical commodity business in the market. Earnings can swing from exceptional to breakeven within a single year as demand, pricing and capacity utilization shift simultaneously. China dominates global production — accounting for roughly half of world output — which means Chinese policy decisions around capacity closures, exports and infrastructure stimulus materially affect steel prices globally. When construction and manufacturing are growing and Chinese capacity is disciplined, steel producers generate significant free cash flow. When global growth slows or Chinese oversupply floods export markets, margins collapse quickly. Electric arc furnace producers using scrap metal have lower capital intensity and more flexible cost structures than integrated blast furnace operators. For investors, steel is best approached as a cyclical trade rather than a long-term holding, with entry discipline being critical — buying at trough valuations in deep downturns, when investors are most bearish, historically generates the strongest returns.