Estrogen pills may be prescribed to lessen the symptoms of menopause, like hot flashes. Estrogen is used in birth control pills to prevent conception. The thickness of the endometrium changes along with the female's menstrual cycle. Older women may have an estrogen deficiency as they begin menopause.
An oil platform, offshore platform, or (colloquially) oil rig is a large structure with facilities to drill wells, to extract and process oil and natural gas, or to temporarily store product until it can be brought to shore for refining and marketing.n oil platform, offshore platform, or (colloquially) oil rig is a large structure with facilities to drill wells, to extract and process oil and natural gas, or to temporarily store product until it can be brought to shore for refining and marketing.
You can use the traditional petroleum-based oil in your engine for your push lawn mower or you can switch over to the somewhat more expensive synthetic brand of oil. It tends to stay cooler than regular oil so there is less wear on the engine.