The use of RNG is just one of the ways the company is reducing the carbon load of the concrete it produces -- benefitting the environment and helping customers reduce project carbon footprints to comply with new guidelines and regulations. The switch to RNG-fueled vehicles is just one part of NRMCC’s major four-point environmental commitment, along with lower carbon mix designs, advanced high-sulfate-resistant, low-carbon Portland-Limestone Cement (Type 1-L), and instant digital Environmental Product Declarations.