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Oct 25, 1000
lead
in ancient times, lead was used in coins,sculpture, and pipes.Lead metal is used today in batteries,solder,and television screen. -
Oct 25, 1250
arsenic
Arsenic is used in large quantities in the manufacture of glass to remove green color caused by the impurities of iron compounds. A typical load in a glass furnace contains 0.5 of arsenic trioxide. It is sometimes added to lead to harden it, and is also used in the manufacture of military poison gas as the lewisite and the adamsite. -
Oct 25, 1500
zinc
Is used to coat and protect steel in items like garbage.Zinc is used in batteries for flash linghts portable radios, and radio-controlled toys. -
Antimony
Antimony is used in matches.Antimony is used to make waste water pipes. -
phosphoruss
Phosphorus is an element stimulates the development of the root system and the early establishment of the plants. It is very important in the reproductive function, for it is abundant in flowers and fruits.
Plants must have this item to complete its normal cycle of production because there is no other nutrient can replace it.
Phosphorus acts on photosynthesis, respiration, storage and transfer of energy, cell division, cell elongation, and many other processes of the plant living, promoting ea -
platinum
Because of its chemical inertness and high melting point is used, usually alloyed with Iridium, in the construction of laboratory apparatus such as crucibles, dishes of combustion, evaporators, clamps, etc. -
nickel
Nickel is used as a decorative and protective coating for metals, particularly iron, aluminum and steel, which are susceptible to corrosion. The nickel plate is deposited by electrolysis in a solution of nickel. -
nitrogen
One of the main uses is the production of fertilizers, although it is also used to prepare explosives, some dyes and the manufacture of ammonia.Also used to inflate packets containing foods such as potato chips, and keep them fresh longer because that prevents their decomposition by oxygen and other substances. -
chlorine
was used in world warl as a poison gas. Chlorine is used as a germ killer in swimming pools and water supplies. -
oxygen
Oxygen is necessary for the combustion, respiration, photosynthesis. -
aluminum
By their high heat conductivity, used in cooking utensils and Pistons of internal combustion engines.Its high strength in relation to its weight and its resistance to corrosion makes it useful in the construction of aircraft, boats, profiles and other elements of construction, railroad cars, and chassis of cars and motorcycles and in general for all those applications which need resistant and lightweight metals. -
fluorine
Fluorine is added to may materials to lower the melting point.Fluorine is used to enrich uranium for used in nuclear power plants. -
Argon
Argon is used as a gas in elding is that gas used to fill light bulbs and fluoresent bulbs. -
helium
used today to fill blimps,manned baloons, toy balloons, and weather ballons. -
neon
Neon is used in lights because it glows in an orange or red color. -
krypton
is agas used in lights on sings and aiport runway lights. kypton is used in camera flashes and strobe lights. -
polonium
is used in nuclear batteries for space equipment. -
radium
was used in paintfor watches to make the numbers glow in the dark until radiation was better understood. -
actinium
used of actinium are impossible because it is radioactve and extremely rare. -
randon
gas very toxic and can build up up in homes. -
francium
has no know uses bacause of its high radioactivity and the small amounts of it that are available -
plutonium
is used in atomic bombs,nuclear reactors, and space exploration. -
dubnium
there are no used for dubnium because it is extremely radiactive and half will deray in 34 seconds. -
americium
americium is used in smoke detectors. -
uranium
uranium is used as a fuel nuclear reactors. -
tin
Tin is used in foils and cans.Tin is used to make solder,wich is used to joing or patch metal. -
iron
Is used to many products contaning steel. Such used include cars,tools,applance,chains and cooking utensils. -
silver
Is used to make jewerly.Is used to coat mirros. Is used to make utensils, such as forks and spoons. -
gold
Is used for money in the form os coins and bars.Is used to coat large glass plates and space craft. Is used by dentists to fill teeth. -
cooper
cooper is used in jewerly. cooper makes excellent water pipes and electrical wires. cooper is used in many of the u.s. in many of the u.s. coins, including coating the penny. -
carbon
Many organic compounds are made from carbon.Many protucts such as petroleum and perfume are made from carbon. -
sulfur
is used as a food preservative sulfur dioxide is used as an additive to wine and fruit. sulfur acid is an compound of sulfur that is used in fertilizers.