If you own a generator in Australia, the fuel sitting in your tank might be doing more harm than good. Diesel starts to break down after a few months, & our climate makes that process faster. In the Top End or outback, where summer temps regularly hit 40 degrees, fuel can go stale in weeks. That means when the power drops & you need your machine most, it could easily struggle to start or run badly. This is one of the most common reasons people get caught out during blackouts,