agriculture
anaerobic
architecture
barrel
bio
biology
biomass
blue
built
carbon
cloud
conservation
dioxide
energy
engineering
environment
environmental
equipment
facility
factory
fuel
gas
global
heat
industrial
industry
iron
metal
natural
oil
plant
pollution
power
recycling
resource
rusty
sewage
shine
silage
silo
sky
smokestack
stainless
steel
storage
structure
tank
technology
transportation
wood
定額
bio power plant with storage of wooden fuel (biomass) against blue skyの素材 [FY31088169540]
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