MSD Manual

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Poor setup to prevent contamination of cat litter
poor-setup-to-prevent-contamination-of-cat-litter-addie-sized
Poor setup to prevent contamination of cat litter

    Bins into which sawdust-based cat litter is emptied from used litter trays should not be placed directly beside open bins containing new, clean cat litter, as they are in this photograph.

Courtesy of Dr. Diane D. Addie.