Answer:

NONTOXIC

Answer	Crossword Clue
NONTOXIC	By no means harmful
NONTOXIC	Poison-free
NONTOXIC	Safe to ingest

NONTOXIC	Harmless
NONTOXIC	Safe for tots, in a way
NONTOXIC	Unlike nuclear waste
NONTOXIC	Like Play-Doh, e.g.
NONTOXIC	O.K. to put in one's mouth
NONTOXIC	Harmless, as paint
NONTOXIC	Harmless, in a way

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.