[Electric Graffiti]

I thought clearing brush on your own property was against the law in Kalifornia? /s

[GOP Poet]

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[SWAMPSNIPER]

The spark arrestor on a chainsaw or some other power tool gets clogged with use, and many people just throw them away. I expect to see non removable units where you have to replace the entire muffler when it clogs.

[Carry_Okie]

It takes three things to make a fire: fuel, air, and a source of ignition. Despite catastrophic fuel loads, somehow, everybody blames the source of ignition, despite the fact that lightning strikes render that nearly inevitable.