Science project entitled "a comparison of perfume extraction using steam and oil crops" established to study and compare. Fragrance extraction methods for extraction of two ways using perfume and perfume extraction steam by using vegetable oil by comparison in the quality of the product quantity, such as the persistence of scent, scent and quantity of perfume extraction from both methods. Taken as required study for those who are interested in, and an option to try the product to be used in actual production which households own perfume in the household are widely popular, because. Making use of perfume production. Price is free from pesticide residues, and meets the needs of consumers. What was found from this study is that products can be made. There are benefits to consumers and from nature, which can be obtained from local or can be manufactured and can be useful by occupation and does not harm consumers.
การแปล กรุณารอสักครู่..