Valley News -

As winter progresses, cold temperatures and rainy forecasts become more normal. Many people in the Anza Valley heat their homes with wood, a renewable biofuel that is readily available and affordable.

Using firewood as a main heating fuel means becoming familiar with its heating properties, storage, measurements and safety rules.

First, the term "BTU" describes the heating properties associated with different types and species of wood. It stands for British thermal unit, which is a traditional measurement unit defined as the amount of heat required to raise the temperature of 1 pound of w...