PHYSICAL PROPERTIES AND STABILITY OF DEAD SEA MUD MASKS 357 REFERENCES (1) A. Abdel-Fattah and N. Pingitore Jr, Low levels of toxic elements in Dead Sea black mud and mud derived cosmetic products, Environ. Geochem. Health., 31, 487–492 (2009). (2) Z. Ma’or, Y. Henis, Y. Alon, E. Orlov, E. Sorensen, and A. Oren, Antimicrobial properties of Dead Sea black mineral mud, Int. J. Dermatol., 45, 504–511 (2006). (3) B. Abu-Jdayil and H.A. Mohameed, Facial mask comprising Dead Sea mud, J. Cosmet. Sci., 57, 441–454 (2006). (4) A. Khlaifata, O. Al-Khashmanb, and H. Qutoba, Physical and chemical characterization of Dead Sea mud, Mater. Charact., 61, 564–568 (2010). (5) Z. Ma’or, S. Yehuda, S. Magdassi, G. Meshulam-Simon, Y. Gavrieli, Z. Gilad, and D. Efron, Cream Composition Comprising Dead Sea Mud, United States Patents, Patent no. US 6,582,709 B1 (2003). (6) B. Abu-Jdayil and H. Mohameed, Rheology of Dead Sea shampoo containing the antidandruff climba- zole, Int. J. Cosmetic Sci., 26, 281–289 (2004). (7) F. Veniale, A. Bettero, P. Jobstraibizer, and M. Setti, Thermal muds: Perspectives of innovations, Appl. Clay Sci., 36, 141–147 (2007). (8) B. Abu-Jdayil, H. Mohameed, and A. Bsoul, Determination of optimal Dead Sea salt content in a cos- metic emulsion using rheology and stability measurements, J. Cosmet. Sci., 59, 1–14 (2008). (9) V. Zague, D. Silva, A. Baby, A. Kaneko, and M. Velasco, Clay facial masks: Physicochemical stability at different storage temperatures, J. Cosmet. Sci., 58, 45–51 (2007). (10) A. Garg, D. Aggarwal, S. Garg, and A. Singla, Spreading of semisolid formulations—An update, Pharm. Technol., 84–105 (2002). (11) K. Purushothamrao, K. Khaliq, P. Sagare, K. Patil, S. Kharat, and K. Alpana, Formulation and evalua- tion of vanishing cream for scalp, Int. J. Pharma Sci. Tech., 4, 32–41 (2010). (12) R. Vieira, A. Fernandes, T. Kaneko, V. Consiglieri, C. Pinto, C. Pereira, A. Baby, and M. Velasco, Physical and physicochemical stability evaluation of cosmetic formulations containing soybean extract fermented by Bifi dobacterium animalis, Braz. J. Pharm. Sci., 45, 515–525 (2009). (13) T. Mezeger, The Rheology Handbook: For Users of Rotational and Oscillatory Rheometers. (Vincentz Verlag, Hanover, 2002). (14) A. Garakani, N. Mostoufi , F. Sadeghi, M. Hosseinzadeh, H. Fatourechi, M. Sarrafzadeh, and M. Mehrnia, Comparison between different models for rheological characterization of activated sludge, Iran J. Environ. Health Sci. Eng., 8, 255–264 (2011). (15) S. Balaghi, M. Mohammadifar, A. Zargaraan, H. Gavlighi, and M. Mohammadi, Compositional analysis and rheological characterization of gum tragacanth exudates from six species of Iranian Astragalus, Food Hydrocolloid., 25, 1775–1784 (2011). (16) S. Livescu, Mathematical modeling of thixotropic drilling mud and crude oil fl ow in wells and pipe- lines—A review. J. Petrol. Sci. Eng., 98–99, 174–184 (2012). (17) V. Kelessidis, R. Maglione, C. Tsamantaki, and Y. Aspirtak, Optimal determination of rheological pa- rameters for Herschel–Bulkley drilling fl uids and impact on pressure drop, velocity profi les and pene- tration rates during drilling, J. Petrol. Sci. Eng., 53, 203–224 (2006). (18) R. P. Chhabra, “Non-Newtonian Fluids: An Introduction,” in Rheology of Complex Fluids, A. Deshpande, J. Murali Krishnan, and P. Sunil, Eds. (Kumar & Springer, Munich 2010) pp. 1–33. (19) A. Besq, C. Malfoy, A. Pantetb, P. Monneta, and D. Righi, Physicochemical characterisation and fl ow properties of some bentonite muds, Appl. Clay Sci., 23, 275–286 (2003). (20) P. Herh, J. Tkachuk, S. Wu, M. Bernzen, and B. Rudolph, The rheology of pharmaceutical and cosmetic semisolids, Am. Lab., Application Note (1998). (21) S. Colo, P. Herh, N. Roye, and M. Larsson, Rheology and the texture of pharmaceutical and cosmetic semisolids. Am. Lab., Application Note (2004). (22) S. Emeish, Production of natural β-carotene from Dunaliella living in the Dead Sea. JJEES, 4, 23–27 (2012).