Occidental's operations may be subject to new or amended laws and regulations, as well as different interpretations of existing laws and regulations, such as those pertaining to drilling, flaring, and production techniques, such as hydraulic fracturing and acidization, with respect to royalty rates, import/export taxes, import/export of raw materials, use of land water and other natural resources, and marketing or export of chemicals, all of which may lead to increased costs or demand for Occidental's products. Furthermore, infringement of other governmental laws and regulations may result in strict liability charges.