Tin mining began early in the Bronze Age, as bronze is a copper-tin alloy.in extraction and use can be dated to the beginnings of the Bronze Age around 3000 BCE, when it was observed that copper objects formed of polymetallic ores with different metal contents had different physical properties.
Quick Answer. Most semi-trailers weigh about 32,000 pounds when they are empty. Because the amount for a payload must be evenly distributed, the amount of cargo a trucker can haul is no more than 34,000 pounds if he is pulling tandem trailers. Continue Reading.
I am not sure but the guy before me posted the below f250 diesel which is not at all average. but heaver then the average full size pickup truck. a 2000 f-250 4-door with 7.3L Powerstroke 4x4 is about 7,300 lbs. most regular cab 3/4 tons are about 5,000 to 13,000 lbs. you can go to a local feed store or truck stop and weigh on there scals for a few dollars. Some 4-door chevy's tend to weigh up to 3 tons..