There are 3 main substances that can be recycled. These 3 substances are paper products, metal products, and glass products.
bottles, cans, paper
Yes, they are widely recycled, and the process uses less energy then producing new aluminum from ore.
electricity was more widely avaliable.
Asphalt road surface is the most widely recycled material in the US, both by gross tonnage and by percentage. According to a report issued by the Federal Highway Administration and the United States Environmental Protection Agency, 80% of the asphalt from road surfaces' that is removed each year during widening and resurfacing projects is reused as part of new roads, roadbeds, shoulders and embankments.
Limestone is widely used to prepare cement, calcium hydroxide or as building material.
eg:-Chromatography is a widely used technique in chemistry to isolate different substances in pure form.
Polyurethane foam does exist and is mostly widely used in Building and construction, Transportation and Appliances. More information about urethane foam can be found at wikipedia which has an whole article on it.
Common wattages for household light bulbs range from 40W to 100W. For appliances, wattages can vary widely depending on the device, from low wattage for small electronics to high wattage for appliances like refrigerators or air conditioners. Industrial equipment can have even higher wattages, sometimes in the kilowatt range.
Kitchen's Direct a club style store where you can purchase many varieties of kitchen appliances and cabinets. Prices range widely depending on what your looking for.
No, it depends on the specific gravity (or relative density) of the substance. E. g. Compare the weighs of 1 cubic metres of cork and iron.
A kilogram is a unit of mass, not of volume. The volume varies widely, for different substances. Look up the density for a particular substance, to do the conversion.
producing aluminum requires a lot of energy to produce and potentially CO2. recycling it uses a lot less.