neodymium w tungsten ta tantalum re rhenium sb antimony li lithium tungsten tungsten dates back to medieval german and swedish smelters. its name is derived from the swedish words tung sten, meaning heavy stone. its chemical symbol w, is derived from the german wolfram, the old name of the tungsten mineral...
the animal quarantine station, be able to prove to the inspector that the animals are free of any causative agent that may spread infectious diseases affecting domestic animals. e. an import quarantine certificate is issued after the inspection when it is confirmed that the designated quarantine articles...
dictionary geology tools gold igneous rocks landslides metals metamorphic rocks meteorites minerals oceanography oil and gas plate tectonics rocks rock tumblers satellite images sedimentary rocks teacher resources u.s.a. maps volcanoes world maps world records from our store all products field books gem & mineral...
dictionary geology tools gold igneous rocks landslides metals metamorphic rocks meteorites minerals oceanography oil and gas plate tectonics rocks rock tumblers satellite images sedimentary rocks teacher resources u.s.a. maps volcanoes world maps world records from our store all products field books gem & mineral...
of iron or steel: $ billion ( %) ukraine 's top exports accounted for % of the overall value of its global shipments. articles of iron or steel was the fastest-growing among the top export categories, up by % year over year since . in second place for improving export sales was ukrainian wood which...
summit spring tahoe artesian tourmaline spring waiākea little switzerland water all bottled water brands alphabetical sources back spring water well water deep sea water glacier water iceberg water rain water artesian water etiquette back temperature stemware ice water tastings glass or plastic articles...
bentonite beryl biotite borax c calcite chalcedony corundum crystal crystallization cubic zirconia d diamond dolomite e emerald f feldspar fluorite g galena garnet graphite gypsum h halite hematite j jade jadeite jasper k kyanite l lapis lazuli lepidolite m magnetite malachite mica mohs scale of mineral...
existing shell registrations. re-import can be covered if the re-imported substance has been registered by the shell eea legal entity already and if the substance remains the same, i.e. same chemical identity or becomes a constituent monomer of an exempt polymer and is not mixed with identical substances...