Trade Review: Alumina stumbles despite commodities, aluminum boom 14 April 2021 This report is part of the S&P Global Platts Metals Trade Review series, where we…Author: Capt. Johnhttps://www.spglobal.com/platts/en/market-insights/latest-news/metals/041421-trade-review-alumina-stumbles-despite-commodities-aluminum-boom