نتایج جستجو برای: essentials oil
تعداد نتایج: 141592 فیلتر نتایج به سال:
The current study evaluated the Control of Substances Hazardous to Health (COSHH) Essentials model for short-term task-based exposures and full-shift exposures using measured concentrations of three volatile organic chemicals at a small printing plant. A total of 188 exposure measurements of isopropanol and 187 measurements of acetone were collected and each measurement took approximately 60 mi...
Introduction: Test anxiety is a common phenomenon and the problematic concern of the educational system. Scented essentials like lavender (angustifolia) oil and Citrus aurantium (orange flower) oil have positive impact on people's physical and mental condition and anxiety. This study was designed to compare and evaluate the effects of lavender essential oil aroma and Citrus aurantium essentia...
Considering abundant economic, moral and environmental effects of genetic engineering actions, method of protection shall be in way that considered economic, moral and environmental essentials are provided. For this purpose trademark system, unfair competition system, patent and contract system and ultimately patent system have been studied. Considering formal nature of patent system, it is the...
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