Lignite can be used as a fuel but it is not a fossil fuel.
False statement: Lignite can be used as a fuel but it is not a fossil fuel.
True statement: Lignite can be used as a fuel and is a solid fossil fuel.
The wood was converted first into a spongy material called peat, then lignite, and eventually into coal (anthracite).
Concluding statement
Since lignite can be used as fuel and its type of fossil fuel, therefore, the statement is false.