YSK it can take upwards of 20-60kg of force (50-125 lbs) to compress the chest 5cm (2 inches)
from /r/YouShouldKnow
YSK it can take upwards of 20-60kg of force (50-125 lbs) to compress the chest 5cm (2 inches)
YSK it can take upwards of 20-60kg of force (50-125 lbs) to compress the chest 5cm (2 inches)
YSK it can take upwards of 20-60kg of force (50-125 lbs) to compress the chest 5cm (2 inches)
from /r/YouShouldKnow