nitrogen dioxide
it makes gold because they mix together and the brown gives the yellow a goldish color.
From Wikipedia:"Whereas the consensus has been reached that the [brown] color relates to the plastic deformation, the particular reason has not been reliably identified yet."You can read more, below.
i think blue and red no Blue +, red = violet , purple or depending on how much red also plum blue + orange = brown yellow + purple = brown red + green = brown red + blue + yellow = brown changing the amount of each color will give you different browns vary the colors some more will give you grays
The colours Red and Brown make a darker brown.
Photochemical smog. The brown color is cause by the presence of a various Nitrous Oxides. Saludos. :-)
nitrogen dioxide
red and green
The type of smog that produces the brown haze is known as a photochemical smog. This is seen when oil or coal is burned.
Caramel coloring is added to ginger ale to give it a brown color.
Fucoxanthin
Photochemical smog is a type of smog made when hydrocarbons and nitrogen oxides mix with sunlight.
melaninmelanin
Brown algae
your poop is brown because your organ gives it color with the food you've eaten.
Smog is a brown haze that causes harmful chemicals such as ozone.
Pollution can come in many colors, depending on what the pollutant is.\ but pollution is usually referred to as a thick black or brown cloud, such as exhaust or smog.