An energy dense supermaterial
Biomer, or bio-polymer is a increasingly popular fashion choice in the CE
A glome is a 4 dimensional sphere, the hypersphere version of a tesseract, a hypercube.
Alternate forms of matter
A mineral responsible for refrigeration, arctic landscapes, and hot springs across the world.
Part of my series on pseudo-magical world building
An elemental substance of tremendous purity and power.
You receive a vision of a rooftop "somewhere close by", where a rare moss grows; in the vision, you know the moss is suitable for greatly enhancing the effects of certain types of potions. Now go and find that rooftop. Don't fall off. (Of course, rooftop runners *will* be taken for miscreants by the local City Watch....)