In a world obsessed with safety the once lowly Crash Impact Dummy has risen to a position of great importance amongst us. Their day job - crashing, smashing, checking, re-checking and re-rechecking everything from lemonade to escalators to make the world a better place.
Most popular community and official game content for the past week.  (?)
What does popular mean?
It means the content you're seeing has been rated up more than it has been rated down for the given time period.