Text 1
In 1967, in response to widespread public concern aroused by medical reports of asbestos that related deaths, the National Medical Research Council organized a committee of enquiry to investigate the health threats associated with the use of asbestos in the building industry.
After examining evidences provided by medical researchers and building workers and management, the Council published a report which included advices for dealing with asbestos. The report confirmed the findings of similar research in the United States and Canada. Exposure to relatively small quantities of asbestos fibers, they concluded, was directly responsible for the development of cancers, asbestosis and related diseases. Taking into account evidence provided by economists and building industry management, however, the report assumed that despite the availability of other materials, asbestos would continue to play a major role in the British building industry for many years t
A. the asbestos dust that people take in
B. the contact of the worker's skin with asbestos particles
C. the inferior quality of the asbestos itself
D. the excessive use of man made asbestos material
Text 1
In 1967, in response to widespread public concern aroused by medical reports of asbestos that related deaths, the National Medical Research Council organized a committee of enquiry to investigate the health threats associated with the use of asbestos in the building industry.
After examining evidences provided by medical researchers and building workers and management, the Council published a report which included advices for dealing with asbestos. The report confirmed the findings of similar research in the United States and Canada. Exposure to relatively small quantities of asbestos fibers, they concluded, was directly responsible for the development of cancers, asbestosis and related diseases. Taking into account evidence provided by economists and building industry management, however, the report assumed that despite the availability of other materials, asbestos would continue to play a major role in the British building industry for many years t
A. exposure to asbestos fibres is cancer-causing
B. asbestos is in extensive use in building industry
C. use of asbestos is being reduced gradually
D. exposure to asbestos fibres can be reduced significantly
Text 4
In 1967, in response to widespread public concern aroused by medical reports of asbestos (石棉) related deaths, the National Medical Research Council organized a committee of inquiry to investigate the health threats associated with the use of asbestos in the building industry.
After examining evidences provided by medical researchers and building workers and management, the Council published a report which included advice for dealing with asbestos. The report confirming the findings of similar research in the United States and Canada. Exposure to relatively small quantities of asbestosis fibers, they concluded, was directly responsible for’ the development of cancers, asbestosis (石棉沉滞症 ) and related ’diseases. Taking into account evidence provided by economists and building industry management, however, the report assumed that despite the availability of other materials, asbestos would continue to play a major role in the British building
A. selecting appropriate type and state of asbestos
B. using wet asbestos instead of dry one
C. using hand tools instead of machine tools
D. working in an open place
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