Rake-and-scrape the hand saw became a constant playing style that is known as traditional Rake and Scrape, and the combination of these instruments used to produce this sound has without any doubt originated in the Bahamas. Quote from Smithsonian Folkways recordings on the origin of Rake and scrape music in the Bahamas states "The rake and scrape band hails back to the 1800s, when the Africans who were brought to the Bahamas looked to make music on whatever was available to them: a carpenter's saw, pork barrels with goat or sheep skin to make a drum, and the accordion which might
Twist per inch that the maximum strength of a yarn is obtained for a definite value of K. In the case of ring spun cotton yarns, for example, the following values of K have been found to give the best results. Twist per inch TPI (twists per inch or turns per inch) is a term used in the textile industry. It measures how much twist a yarn has, and can be calculated by counting the number of twists in an inch of yarn. Twist is needed in yarn to hold the fibres together, and is added in the spinning and plying processes. The