Originally Posted by SaleenFiend
In manner this is true. Although you could argue that Bitumen is also naturally occurring.
True, works for me.
If a product's API gravity (such as crude bitumen/asphault) is greater than 10, it is heavier than water and sinks in water (assuming the water is at the normal gravity).
false, it will float given the proper shape. Normal gravity is relative. I assume you mean earth's gravity.
superman can't walk