The U.S. Department of Energy is working with industry to quickly develop new fuels with enhanced accident tolerance.

These nuclear fuels will not only increase the safety of today’s light-water reactors but also improve plant performance at a crucial time for the U.S. nuclear industry.

A number of reactors are currently under economic stress and the benefits that these fuels bring to the table could make the case for utilities to extend plant operations.

Here are 5 things you need to know about accident tolerant fuels.