1. Agarwal R, Gupta KP, Kumar S, Mehrotra NK (1986) Assessment of some tumorigenic risks associated with fresh and used cutting oil. Ind J Exp Biol 24:508?510
2. Ames BN, McCann J, Yamasaki E (1975) Methods for detecting carcinogens and mutagens with the Salmonella/mammalian microsome mutagenicity test. Mutat Res 31:347
3. Badger GM (1962) The chemical basis of carcinogenic activity. Thomas, Springfield, Ill.
4. Bingham E, Horton AW (1969) Environmental carcinogenesis: experimental observations related to occupational cancer. Adv Biol Skin 7:183?193
5. Catchpole WM, Macmillan E, Powell H (1971) Specification for cutting oils with special reference to carcinogenicity. J Inst Petrol 57:247?260