Duolingo is the world's largest online language learning platform. It was recognized as Apple's iPhone App of the Year of 2013 as well as Google Play's Best of the Best of 2013 and 2014. Duolingo's adaptive experience has gamified elements to make language learning more fun and effective. 100 million students are learning a language with Duolingo.
Waft is a reference used in the textiles industry to descibe the horizontal lines of thread on a loom used to create textiles. It is also a nautical term for tying an ensign iâ¦n a knot to indicate distress which is nolonger used.
puddling. (metallurgy). A process for the production of wrought iron by agitation of a bath of molten pig iron with iron oxide in order to reduce the carbon, silicon, phosphorus, and manganese content.uddle, clay puddle, puddling. Clay to which a little water has been added and which then has been tempered, to make it homogeneous and to increase its plasticity; used to prevent the passage of water.