如今甲A、甲B等足球联赛一年比一年火爆,在90分钟的鏖战中,足球运动员因争球而相互碰撞,或跌倒或受伤,往往见运动员在球场上痛苦地翻滚或蜷曲抱腿疼痛难忍。此时,经主裁判示意或允许,球队的医生迅即入场赶到球员身边,从提包内取出一只塑料瓶,对着球员的伤痛处喷出一股白雾。一会儿,球员的痛楚从脸上就消失了,站起来运动几下,便又轻松地在球场上飞驰踢球了。那么,瓶中喷涌而出的“白雾”是什么神奇的灵丹妙药?为什么能很快地解除球员的伤痛呢?原来,这是一种“冷气雾镇痛剂”。它的成分主要是氟氯甲烷,也就是人们家里冰箱中制冷用的制冷剂,俗称氟里昂。当然,对着球员伤痛处喷射的并非仅是氟里昂,里面还配有一些镇痛治 Today, A, A and B and other football league hot every year, 90 minutes of fierce battle, footballers competing against each other because of the ball, or falling or injured, often see the pain on the players tumbling or curled leg Unbearable pain. At this point, the referee signaled or allowed, the team’s physicians arrived immediately rushed to the player side, remove a plastic bottle from the bag, the player’s wounds spray a white mist. For a while, the player’s pain disappeared from his face, stand up and exercise a few times, they easily speeding play on the pitch. So, the bottle pouring out of the “white mist” is what a miraculous panacea? Why can the players quickly relieve the pain it? It turned out that this is a “cold air fog painkiller.” It is mainly composed of chlorofluorocarbons, that is, people’s home refrigeration refrigerator refrigerant, commonly known as freon. Of course, the injection at the injury to the player is not just Freon, which also comes with some pain relief