Hard-to-abate sectors have many decarbonization approaches available to consider. These include changing manufacturing processes and operations to reduce costs and emissions; waste heat integration; utilizing lower-carbon materials and feedstocks; electrification; energy efficiency; using renewable power; as well as participating in low-carbon hubs with CCUS and hydrogen. How are different industries selecting viable solutions? Which solutions can save costs or boost revenue as well as cut emissions? What emerging solutions could transform some of these harder-to-abate sectors?