nothing
Barium
Sodium is an element.
the atmosphere makes it look yellow
This element is carbon.
nothing
Barium
So many things. Smog equipment, fenders, tires, loudness, safety equipment, lights, etc. The list is huge. Try to narrow down your question.
Saffron makes rice yellow.
Yellow and green makes greenish-yellow.
Green
bcause when light source placed at focus of the mirror, after flashing the light form the source to the mirror after reflection a straight parallel beam of light emerges which makes the street bright
Red and yellow makes orange. Yellow and blue makes green.
element makes those TVs
Red and yellow
The orange colored lights seen along roadways use sodium. The white colored lights usually use mercury.
it makes a pale yellow or light yellow.