E1L1E1M3E1N1T1S1
10 points
ELEMENTS is validvalid
ELEMENT, a substance that cannot be separated into simpler substances by chemical means [n]
ELEMENT, a substance that cannot be separated into simpler substances by chemical means [n]
ELEMENT, a substance that cannot be separated into simpler substances by chemical means [n]
ELEMENT, a substance that cannot be separated into simpler substances by chemical means [n]