Effectiveness of retaining beta radioactive substances by cigarette filters from the acetate type

Atmadzov, P.; Genkov, D.

Folia Medica 17(1): 29-32

1975


ISSN/ISBN: 0204-8043
PMID: 814061
Document Number: 90233
The filters used in 2 kinds of Bulgarian cigarettes and 5 kinds of Japanese cigarettes were studied regarding their effectiveness in retaining .beta. ratioactive substances, contained in tobacco smoke. The effectiveness of retaining .beta. radioactive substances is from 6-12%. The examined filters of the acetate type have a very weak protective effect with regard to .beta. radioactive substances entering the lungs of smokers in the process of smoking.

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