Abstract: An aphrodisiac essential oil composition for directly applying to the body, or for use in a condom or paper towel to achieve the effect of helping increasing sexual desire is prepared by mixing 10˜90 parts of peppermint oil, 10˜90 parts of ginger oil, 10˜90 parts of tea tree oil, 10˜90 parts of black paper oil, and 5˜-90 parts of base oil. An additional 10˜90 parts of cinnamon leaf oil, clary sage oil, clove bud oil, patchouli oil, petitgrain oil, bergamot oil or rose-otto oil, or their combination can be selectively added to the liquid composition.

Abstract: A composite essential oil for expanding corpus cavernosum is composed of 30˜50 parts of a cinnamon essential oil, 20˜40 parts of a black pepper essential oil, 40˜60 parts of a juniper essential oil, 20-40 parts of a ginger essential oil, 0˜30 parts of a jasmine essential oil and 0-20 parts of a clove essential oil by volume and provided for overcoming a men's health problem, particularly the erectile dysfunction.

Abstract: A fuel emulsification system includes a first emulsification device and a second emulsification device. The first emulsification device includes a first outlet end, and a first inlet end in fluid communication with an outlet pipe unit of a tank that receives a mixture of combustible fuel and water. The first emulsification device is configured to emulsify the mixture from the tank into a first emulsion, and to output the first emulsion through the first outlet end. The second emulsification device includes a second outlet end, and a second inlet end in fluid communication with the first outlet end for receiving the first emulsion therefrom. The second emulsification device is configured to emulsify the first emulsion into a second emulsion, and to output the second emulsion through the second outlet end.

Abstract: In a process for producing tiles, the waste material is ground to a reduced size, ferrous metals are removed from the waste material, the waste material is mixed with a binder to form a mixture after grinding, and the mixture is molded to form the tiles. The binder includes magnesium oxide, a regulating agent for accelerating the hardening of the magnesium oxide, a modifying agent selected from a water-reducing agent, a water-repellent agent, a water-resistant enhancing agent, and an active agent which can react with excess magnesium ions in the binder to form an insoluble magnesium salt, and a degrading agent for degrading heavy metal toxic substances contained in the waste material.