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Northstar Clean Technologies Inc. (TSXV: ROOF) (OTCQB: ROOOF) ("Northstar" or the "Company") is pleased to announce the execution of a 15-year lease extension for its Delta, British Columbia location ...

An curved arrow pointing right. Millions of tons of shingles come off roofs and go to landfills each year. One company says it's figured out how to turn used shingles back into new ones.