They also started packaging their products in blister type packs that are not easily opened. Most firms have increased their quality inspections. Companies that used to inspect only finished products have instituted checks at critical points along the production line to make sure specifications are being met. Distressingly, product tampering incidents do not involve only drugs. Many other products and foodstuffs are vulnerable.
Product tampering is more prevalent during holidays targeted towards children.
Halloween, Girl Guide cookie selling season, and sometimes Valentine's Day and Easter are favorite seasons. As a result more and more firms have increased precautions to prevent tampering which includes internal controls as well as tamper resistant packaging. The installation of metal detectors in 1984 after straight pins were discovered in Girl Guide cookies. Being Prepared Where Products are Sold From time to time, food is the target of tampering or of threats, and retailers have to be prepared. The manual there are only a few numbered copies available gives them specific procedures to follow.