SRC Moderator’s Comments (group member since Aug 19, 2016)

SRC Moderator’s comments from the The Seasonal Reading Challenge group.

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Nonferrous Metals
copper, aluminum, lead, zinc, tin, nickel, magnesium, antimony,cobalt, mercury

Ferrous metals
iron, manganese and chromium

Noble metals
gold, silver, platinum, palladium, ruthenium, rhodium, iridium, osmium

Light nonferrous metals
aluminum, magnesium, sodium, potassium, calcium, strontium,barium

Heavy nonferrous metals
copper, nickel, lead, zinc, cobalt, tin, antimony, mercury, cadmium, bismuth

Rare refractory metals
zirconium, molybdenum, vanadium, hafniumRare light metal lithium, rubidium, beryllium, cesium, titanium

Scattered metals
gallium, indium, thallium, germanium

Scattered radioactive metals
radium, uranium, plutonium, francium, polonium, thorium

Rare earth metals
lanthanum, cerium, praseodymium, neodymium, promethium,samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, lutetium, scandiumandyttrium

Semimetals
silicon, selenium, tellurium, arsenic and boron

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Year
1st Paper (US) Cotton or Paper (UK)
2nd Cotton (US( Paper or Cotton(UK)
3rd Leather (both)
4th Fruit or flowers (US) Linen, silk (UK)
5th Wood (both)
6th Iron (US) Sugar (UK)
7th Wool, copper (US) Woollen (UK)
8th Bronze (US) Salt (UK)
9th Pottery (US) Copper (UK)
10th Tin, aluminum (US) Tin (UK)

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