Poles of metal; Water hose accessory in the nature of a plastic-coated steel cable having loops at each end that keeps a hose end straight when coupled to a spigot so as not to be damaged when the hose is stretched at a sharp angle; Alloys of common metal; Tantalum alloys; Mechanical fastening elements of metal; Pipe tubes of metal; Stabilized aluminum foam; Pipework of metal including those from alloy steel and titanium; Valves of metal other than parts of machines including those from alloy...