What is a material that reflects or absorbs all of the light that

What are some materials that are as good or better than Vantablack in terms of light absorption and reflection, but cheaper to produce and easier to obtain? - Quora

Which materials reflects the widest spectrum of light, can be coated to a curved surface, and is also easily available? - Quora

What is reflective material? - Quora

What is a material that reflects or absorbs all of the light that strikes it? - Quora

An object of a certain color (say red) can be seen because it reflects red and absorbs light of all the different colors. Are there materials which reflect light in the ultra

If you want to make a device that takes sunlight and reflects it into a single narrow beam, what shape should you make the reflector in? - Quora

Which type of material reflects more light: metal or plastic? What are the reasons for this? - Quora

Which materials reflects the widest spectrum of light, can be coated to a curved surface, and is also easily available? - Quora

What are some materials that are as good or better than Vantablack in terms of light absorption and reflection, but cheaper to produce and easier to obtain? - Quora

How does Vantablack absorb light? Shouldn't photons travel through nanotubes and hit the bottom/surface of the material and get reflected? I mean like bouncing a ball off the floor. - Quora

What branch of science or mathematics studies shadow length and intensity and light reflection length and intensity on the surface of earth and other materials? - Quora