11. Chrysotile asbestos is one of the three principal varieties of asbestos used commercially.12. Exemptions were allowed for some uses of chrysotile while alternative products were developed. 13. The opponents of including chrysotile asbestos have mostly been the major exporting countries. 14. The rock is composed of asbestos ( chrysotile ), an ultramafic rock. 15. The freight yard at Kangdong station handles freight for chrysotile asbestos and thread. 16. Lower rates of lung cancer have been observed among workers exposed only to chrysotile . 17. It is unfortunate that our intervention was seen as taking a position on chrysotile . 18. One mineral in the serpentine group, chrysotile , is a type of asbestos. 19. Due to its efficacy, chrysotile asbestos was often a component in brake linings. 20. Tremolite asbestos constituted a contaminant of many if not all naturally occurring chrysotile deposits.
