一位美国汽修店的老板,讲述自己的生意秘诀。轮胎制造商通常都会对旧轮胎的安全性表示担忧,但是许多人却不以为然。不过无论如何,换掉存在安全隐患的旧轮胎的确可以减小你遇到危险的概率。如果在你的顾客中还没有人问到你有关轮胎使用寿命这一问题的话,那么你的生意机会就来了,你该对此用点儿心思。其实,对于轮胎使用寿命的关注已经持续了很长时间,近期一些媒体对它的重新关注使其成为了一个热议话题。究竟该不该定期更换轮胎引起众多争议,问题的关键在于:人们丢弃一个旧轮胎能否像扔掉一盒过期的牛奶那么容易?华盛顿橡胶制造业协会公共事业服 A US auto repair shop owner, about their business secrets. Tire manufacturers are usually concerned about the safety of used tires, but many disagree. However, replacing the old tires that have potential safety hazards can actually reduce the probability of your danger. If no one in your customer asked you a question about the service life of a tire, then your business opportunity comes and you should think a little bit about it. In fact, the concern about the service life of the tire has lasted for a long time, some media recently re-focus on it has become a hot topic. The crux of the matter is whether or not the tires should be replaced on a regular basis. The crux of the problem is whether it can be as easy for people to throw away a used tire as it is to throw out a box of expired milk. The Washington Rubber Manufacturers Association Utility Service