Solder paste is used on a printed circuit board to attach the leads or mounts of integrated chips to designated points on the board. The solder paste is generally applied or dispensed with a tube to the leads with the us... More » Hobbies & Games

To score points in darts, a player must hit any of the numbered portions on the board. A dart that hits outside the outer wire or falls off the board does not score any points. Scores on the dartboard range from one to 2... More » Hobbies & Games

Solder copper pipe joints by applying flux, twisting the fitting to spread the flux, heating the fitting with a propane torch until the flux bubbles and touching a piece of plumber's solder to the joint. The flux draws t... More » Home & Garden Home Maintenance Plumbing

Although the Darts Regulation Authority does not cite a board's dimensions in its rule book, the Darting website describes the standard board as being 18 inches in diameter. The official board must have 20 segments and a... More » Hobbies & Games

The rules and regulations for darts are governed by the Darts Regulation Authority, which states that a board must be 5 feet and 8 inches from the floor. Most games are played to zero from 501 points, with the rules stat... More » Hobbies & Games

A regular dart board hangs flush to the wall so the bull's eye is 5 feet 8 inches off the floor. The rules of darts state the player must stand 7 feet 9 1/4 inches from the board for steel-tip darts and 8 feet for soft-t... More » Hobbies & Games

The center of the bullseye on a dart board must be exactly 5 feet 8 inches above the ground, according to the Professional Darts Corporation, a darts organization that runs multiple TV events. When throwing, players must... More » Hobbies & Games