9781422275917

CHEMICAL HAZARDS The use of chemicals is very common in today’s world. They are greatly used in food and agriculture industries. If toxic substances are present in large quantities in a food item, it becomes poisonous. Some of these chemicals may be made by industry and some are natural as they grow in poor surroundings. Due to the excessive use of chemicals in food items, they have become a part of our daily food consumption.

WORDS TO UNDERSTAND

GENES: units of heredity METABOLISM: chemical processes in the body that maintain life PROHIBITED: banned

16