They blended sawdust and
woodchips into the mixture to produce a more flexible, moldable material after their first attempts yielded a very hard, sticky substance.
Not exact matches
Work is now under way to develop efficient technologies to convert cellulosic materials such as switchgrass,
woodchips, wheat straw, and corn stalks
into ethanol.
The great thing about all this is we get the
woodchips for free, we get the leaves for free, and then glycerin, which is one of the main bi-products of biodiesel, also gets fed
into the compost pile.