Don’t flick them on the ground, where they can smolder and ignite debris, or grind them out on porches or steps.

Source: http://charlestownbridge.com/2023/08/24/fire-officials-emphasize-safety-for-college-students-during-the-start-of-a-new-school-year/

While portions of the fire continue to smolder, crews hope to spend the day evaluating the ability and necessity of implementing additional actions to improve safety to the public in preparation for the rescinding of the remaining closure orders.

Source: https://ksenam.com/more-rain-more-progress-for-firefighters-over-labor-day-weekend/