Chevron’s biodiesel boost

Chevron Corp. has invested in solar power, wind, geothermal energy and hydrogen fuel. Now, it is tiptoeing into biodiesel.

Chevron Technology Ventures LLC, a subsidiary, has taken a 22 percent stake in Galveston Bay Biodiesel LLC, a Texas-based company that is building what it claims will be the nation’s largest biodiesel plant, in Galveston, Texas. Chevron’s initial investment is $3.5 million.