. Methylated spirits have ethanol as a base but may include methyl alcohol (methanol) as part of the denaturing process.
When you look at the acronym ROY G. BIV, you get the wavelengths from longest to shortest. Since Green is in the middle of ROY G. BIV, anything to the right of it would have a shorter wavelength. You can choose in the visible range Blue, Indigo, or Violet.
They bounce off just like sun rays when they heat the atmosphere they bounce off reflection
