Timber Sale Fuels Tok Biomass Generator By Dan Bross • Dec 5, 2019 ShareTweetEmail Local trees will continue to provide a source of low cost heat and power for the Tok School. A biomass fueled boiler, first brought on line nearly a decade ago, will benefit from a new state timber sale. KUAC’s Dan Bross reports. Listen Listening... / 2:06 The Tok School biomass generation facility. Credit Alaska Gateway School District Tags: TokbiomassTok Gateway School Districttimber salesShareTweetEmail