The scuffs, dings, and wear on the frame are from being scratched with the bike rack, U-lock, by natural elements, loose road pebbles, by the rider (not deliberately, of course) and, quite possibly, by poor hornets/fireflies/little floating aliens colliding at high speed onto the bikeframe, but absolutely not from crashes
Understanding is the principal thing
That's how good it tastes
Known for their wide wobble and rattle, they appeal to anglers who fish both offshore and inshore waters
Ulralight backpacking kit by Allmansright 4
DNA damage and Repair Modify DNA methylation and Chromatin Domain of the Targeted Locus: Mechanism of allele methylation polymorphism