layers can be densities. If shaken, given enough time, each substance will find its layer. Heterogenous substances can be at the same level. When in wrong layer, each passes each other’s layer to find its own density layer

layers can be densities. If shaken, given enough time, each substance will find its layer. Heterogenous substances can be at the same level. When in wrong layer, each passes each other’s layer to find its own density layer

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