Indy/Life. Eating disorders such as anorexia and bulimia cost the country more than Â£15bn a year, according to the first analysis of the financial effects of the problems.
The centerline crack show on this fillet weld is the result of. low melting point material segregation (or segregation weld. cracking). Crater cracking occurs when the welding operator stops welding prior to finishing a pass on a weld joint, leaving a wide, thin depression at the end.
Seal air leaks around fireplace chimneys, furnaces, and gas-fired water heater vents with fire-resistant materials such as sheet metal or sheetrock and furnace cement caulk. Fireplace flues are made from metal, and over time repeated heating and cooling can cause the metal to warp or break, creating a channel for air loss.