Business Green: The controversial US biodiesel industry could get a major boost from Congress if a draft bill released this week makes it to the president’s desk. The draft bill proposes the reintroduction of the tax credit of $1 per gallon on alternative fuels which lapsed last year, and would deny a tax credit on so-called “black liquor” – a form of fuels derived from making pulp or paper. According to Reuters reports, companies have previsouly qualified for the tax break unfairly by mixing …