So they use both lithium-ion batteries AND gallium arsonide photo-voltaic cells in solar-powered cars --- no WONDER they're erupting in flames all da time!!!
(Disclaimer --- actually, there are apparently far FEWER electric-vehicle fires than those involving petrol-powered conveyances --- I was just having fun here.)
It's just names of two element but when their symbols are put together, it forms NiGa which is means the N-word. It is used to hide the fact that you are saying using the N-word in a sentence while trying to avoid racist backlash.
Discovering something that is very peculiar or hard to get; especially in large quantities.
Idiom comes from a fan made Spongebob comic where two men find a truck full of gallium that supposedly belongs to Squidward.
James: "A team of miners just discovered a large pile of jewelry and buildingmaterials weighing half a ton in Cuba."
Ron: "Wow, talk about finding the gallium."