solid fuels

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Size: 5184px × 3456px
Photo credit: © Zoonar/joerg mikus mailto_jm@arcor.de / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: braunkohlebrikett, brennholz, brennstoffe, briketts, briquettes, buchenholz, coal, density, energie, energiedichte, energy, festbrennstoffe, feste, fossil, fossile, fuel, fuels, holzbrikett, kaminholz, kohle, kohlebriketts, scheitholz, steinkohle