YLEMS is validvalid

YLEM, hypothetical matter from which the elements are derived

14,797 of 196,601 in NWL2023·also valid in CSW24

YLEM, a form of matter hypothesized by proponents of the big bang theory to have existed before the formation of the chemical elements

279,303 of 280,887 in CSW24·also valid in NWL2023

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