-
Oct 27, 1000
lead
use in building construction -
Oct 27, 1250
arsenic
use for strengthening alloys of copper -
Oct 27, 1500
zinc
use as an anti-corrosive -
antimony
use for cosmetics -
phosphorus
use to make special glass -
platinum
use in jewerly and motor vehicles -
nickel
use in electric guitar strings, magnets, and rechargable batteries -
nitrogen
use to preserve package foods by stopping oxidation of food -
oxygen
use for people who have trouble breathing -
chlorine
use to kill bacteria -
alumrium
use in cans and alumrium foil -
flourine
use in its elemental form is in rocket fuels -
argon
use in graphite electric burners -
helium
use to coal superconducting magnets in MRI scanners -
kripton
use in some photography aplications -
neon
use in adverstising signs -
polanium
use on brushes to clean film -
radium
use for the treatment of conditions such as cancer -
actinium
use for neutron source -
radon
use for treating cancer -
Carbon
is used as a lubricant -
sulfur
used as fumigants -
francium
are limited to only scientific research -
plutonium
use for explosive in nuclear weapons -
americium
use to detect chemical in high-presicion gas -
dubnium
only scientific research -
ununbium
has no biological use -
tin
used to coat other metals to prevent corrosion -
iron
used as cookwares to decor to nutritional supplements -
silver
used as an investment,to make ornaments -
gold
used as coins, bullions, and jewerly -
copper
used as a conductor of heat and electricity