很多旧房子有石棉（asbestos），人吸入会得肺癌，fuz 2008年装修自家旧房子这也可能是fuz 得肺癌的原因之一

google 'asbestos cause lung cancer' 了解 石棉的危害

Inhalation of asbestos fibers has been linked to an increased risk of lung cancer in many studies of asbestos-exposed workers. This increased risk is seen with all forms of asbestos (there is no “safe” type of asbestos in terms of lung cancer risk).