Today, standardization has become more democratic and more scientific. But in fact, you and I depend on the existence of accurate, well-defined standards every time we cross a bridge, buy a sack of potatoes or flick on a light switch. Even now, you are using a standard which tells you that each marking on this page represents a sound in the English language. A standard system of coloured lights and signs makes it possible for cars to share the road. Pick up almost any manufactured product and you're holding one or more standards in your hand.
Experts estimate there are something like a million standards in existence world-wide.
They protect health and safety, help improve quality and ensure that things meant to work together actually do. Most people don't feel threatened by their toasters. They do not fear their power tools. And they don't worry about getting a shock when they plug in their electric razor. That's because, without even thinking about it, people assume that they are protected by safety standards.