Trivias:
-hydrogen was used for blimps first. Soon enough helium was being used instead, due to hydrogen being too dangerous.
-lithos is used to create glass and mobile phones.
-remember! Carbon monoxide is LETHAL!
-oxygen and nitrogen comes in, carbon dioxide comes out. Reverse for plants.
-USSR was researching neons as a potential weaponry.
-aluminium is used to create mirror.
-chlorum was first gas weapon in WWI. Obviously, replaced with stronger ones.
-gallium has capabilities of defeating bacterias and curling cancers.
-strontium is used to produce TV screens.
-yttrium is used for x-ray.
-stibium was used to cause diarrhea.
-electromagnets are made from holmium.
-californium, as a radioactive chemical created artificially, has potential of being used both by military and terrorists.