The Dead Sea is so thick with salt, you can undoubtedly coast on it without suffocating.
Staggering certainties about material science
The world’s densest wood
The Black Ironwood (Olea laurifolia), does not skim on water and accordingly sinks.
The mass of our whole air
The mass of our whole air is evaluated to be some 5.5 quadrillion tons
The most profound area on Earth is Mariana Trench
The measure of water underneath our ground soil is 50 fold the amount of as all the water in the streams and lakes joined. The most profound area on Earth is Mariana Trench, about 11km somewhere down in the North Pacific sea.
The Vredefort Dome in Free State, South Africa
He most established and biggest Science noticeable shooting star cavity site on the planet is The Vredefort Dome in Free State, South Africa. It is 380km over.