IDNStudy.com, kung saan ang kuryusidad ay nagtatagpo ng kalinawan. Tuklasin ang mga maaasahang impormasyon sa anumang paksa sa pamamagitan ng aming network ng bihasang mga propesyonal.
Material use to reduced friction are called Lubricants. A common way to reduce friction is by using a lubricant, such as oil, water, or grease, which is placed between the two surfaces, often dramatically lessening the coefficient of friction