Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Don't Use This Product - CONSUMER SAFETY ALERT!

Hartz is a terrible company with a horrendous record of making products that are harmful -- and often fatal -- to animals.Their flea and tick products alone have generated more than 33,000 reports to the EPA of injury and death in the past eight years.Don't support this shameless corporation!Google "Hartz kills" or "Hartz victims" and see for yourself!