Show FUTURE OF ALUMINUM A metal that is most st to the builder goci goca material aluminum which of itself possesses a high degree of specific heat cicat flops does not readily absorb heat and thus is not liable to tile the chief objection to hon buildings building 0 in hoi lot countries but apart h aiom orn the lie bight decorative purposes seq fuch as balconies cipolat cupolas cu finials finiels and yer ver anda it id ia us a roofing material that aluminum should be inos most welcome to tho builder in plate or scale two thirds lighter than copper by a air ir and un tin dimmed even by the sulphur of london smoke it should make inake a roof fit for a palace of romance says the spectator the humbler elements of health and comfort in ill the house hardly loss less important than its external defenses rises against C the weather pipes vi cisterns sterns taps and gutters gutter now made of iron iron which rusts or lead which poisons would be more moie enduring and far more healthy it made of this light and cleanly nl metal et 11 which might ini ht also take the ph place ace of nf all water wate rh r h holding vesse vessels snow now made of heavy brittle earthenware or painted tin an aluminum bath is among the probable luxuries of the next nest century but it is not as a mere fitere accessory to comfort and convenience veni ence that real development of the new metal should lie it is for use nt at sea that its most marked quality of li lightness bitne obviously fits fit the marine marine engineer and the naval architect who are ara already lookin looking in ill this direction for a reduction duct iuli in the weight c which is in sopo rable from a loss of efficiency whether in speed or cargo oc cannot annot ne neglect elect lect tho the possibilities of metal which when mixed in the aror or tian of I 1 to 50 gives 0 the aluminum bronze a hardness and toughness which make inake it almost as reliable reliah I 1 e as steel and which if tho proportions could could be reversed and strength preserved would reduce the weight of ship and ald machinery alike by two thirds that is a problem which awaits the metallurgists for solution the reduction in cost judging from analogy can only be a question of time and research the best steel now costs little more than half balf a penny a pound while the aluminum is fifty times that price but aluminum exists in far greater quantities than iron is more widely distributed and rid neither the limits of ti time me nor the history of metallurgy forbid us to COD conjecture jecture that as the world ba has 16 seen its age of stone its age of bronze and its ae age of iron so it may before long bo leave ave em embarked barke 1 on a new and even moye more prosperous era the a age ae e or of I 1 aluminum min um |