HTF 100 Study Guide - Quiz Guide: Feces, Quaternary Ammonium Cation, Plain Old Telephone Service

• School: Ryerson University
• Department: Hospitality/Tourism
• Course: HTF 100
• Professor: Zhen L U

Document Summary

There are 3 types of contamination chemical, physical and biological: chemical contamination comes from: cleaning products, pesticides, insecticides, toxic (poisonous) metals, physical contamination comes from foreign objects like: broken glass, hair, earrings or body piercings, bandages, bits of metal from cans or equipment, wood, insects, any other objects that get into food, biological contamination comes from, harmful micro organisms that cause disease (called pathogens), people often spread micro organisms, causing biological contamination. To prevent physical contamination: never wear jewellery when you prepare or serve food, wear hair restraints to prevent hair from getting into food, be careful when you open packages, watch out for hazards in your workplace, store products properly all foods should be kept in tightly sealed containers and covered at all times and stored on shelves at least 15 centimetres/6 inches off the floor in the dry storage area, proper food preparation be sure to remove toothpicks or ties from food.