In time, most of the action has subsided, but as you look down at your message, you discover that it has 'embossed' itself into the runway surface area.
Luckily I experienced set off early and experienced time on my side. Lastly include the area with a patch of repair tape. https://WWW.Ypchina.org/things-to-deal-for-flat-roof-from-a-denver-roofer/