Scraping oneself on a contaminated object may cause infection.
Infections occur as a result of contaminated wounds.
Scraping oneself may lead to contaminated wounds.
What could occur should a person scrape themselves?

(a) Loss of gravity
(b) looseness of dirt or compost
(c) Contaminated wounds
(d) Development of super powers
(e) it's bodily water decreases
(f) Physical weathering
(g) cause their death
(h) Learning a new language