Advanced Cardiac Life Support. A training course in resuscitation techniques for health care providers offered by the American Heart Association. See: life support for illus. ADVANCED CARDIAC LIFE SUPPORT: Mannequin used for training. advanced cardiac life support Abbreviation: ACLS. ADVANCED CARDIAC LIFE SUPPORT: Mannequin used for training. 1.
The best stones for making arrowheads include flint, chert, obsidian, jasper, quartzite and other stones that are somewhat brittle and have a fine-grained, uniform texture that is free of cracks, fissures, and fractures. Glass and porcelain can also be used. You can also tap the stone and listen to the pitch.
Formerly, a diamond, Mithril, or Dwarven pickaxe was required to mine Mithril, but when diamonds were removed from Middle-earth, the iron-level pickaxes became capable of mining Mithril. This meant that iron-level pickaxes became capable of mining any stone other than obsidian and Utumno blocks.