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… is passed through a tank containing an established biomass-rich active sludge, which is agitated and aerated. During its residence in the tank the conditioned biomass metabolises biodegradable substrates in the effluent. … and a sludge which is recycled to the tank. Excess biomass is removed regularly to maintain the equilibrium of …

… and those operating on non- conventional renewable energy (biomass) are exempt from the tax. • A tax on local … gender equality • A vast and inexhaustible energy supply • Biomass plants raise concerns about air emissions and water … and market development, iii) favor the transformation of biomass use towards more efficient and sustainable practices, …