BioPower's Hardwood fuel pellets are 100% natural and made in Northern Ontario. All wood, no additives in these pellets - a sustainable supply of renewable energy. Sustainability and lifecycle: Lifecycle assessments and federal government analyses suggest that sustainably sourced wood pellets can have decrease greenhouse gas intensity than fossil fuels, https://milogwjwf.wssblogs.com/39714307/the-2-minute-rule-for-biofuel-pellets-pro