My migraines came back and the only thing I've changed in my daily routine is I started a new cholesterol-lowering drug. Can statin drugs be a problem for migraineurs?. We recently received this question from one of our clients who takes Tuliv Migraine Defense daily and has been migraine-free for quite some time.
SPECIFICATIONS. â¢ 1  Wrot Copper Fittings made from commercially pure copper mill products per ASTM Specifications B75 Alloy C12200. â¢ 2  Cast Copper Fittings made from Copper Alloy C84400 which consists of 81% copper, 7% lead, 3% tin, and 9% zinc per ASTM Specification B584.
In many cases, a metal's softness is what makes it valuable. The softness of copper allows it to be drawn into thin wires and made into both flexible and rigid plumbing pipes. Copper is too soft for other applications, but it can be alloyed to make somewhat stronger metals like brass and bronze.