# Boiler heat recovery and Thermal coal

Their prices have moved together.

Source page: https://www.materialinsights.org/links/boiler-heat-recovery-and-thermal-coal/

[Boiler heat recovery](https://www.materialinsights.org/energy/e_boiler_recovery/) (energy) and [Thermal coal](https://www.materialinsights.org/energy/thermal_coal/) (energy): 1 relationship.

## How they are linked

### 1. Price link: fuel saved

*Cost and price · Moderate · Both ways*

Coal-fired boilers in power plants and industry fit economisers and air heaters to save fuel. Monthly moves correlate at only 0.11 with coal, because equipment prices follow manufacturing costs, not fuel markets.

- **0.11** monthly change correlation
- **0.41** 12-month change correlation
- **0.31** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.