"After the Hiroshima, Fukushima, and Chernobyl nuclear disasters, fields of sunflowers were planted across the affected landscapes to help absorb toxic metals and radiation from the soil. New research now suggests that sunflowers (Helianthus) might be as good for the environment as they are pretty to look at."
Correct. But the point is that we know how to make long lasting products, but we don't because we want more money.
#3 Stupid fact. Paper are largely for stupid people.
#24 i u derstand her
#50 This is right.
V is indeed the speed rating (V=240km/h) on the depicted tyre. R is also a valid speed indicator, for maximum speed 170km/h. If R was the speed indicator it would be alone at the end like the V is here.