Quick Answer. HowStuffWorks explains that food poisoning often occurs when a person eats spoiled food. Common symptoms of food poisoning are stomach pain, diarrhea, nausea, vomiting and cramping.
Confusion continues over coolant colors for cars. Of course, there is still the good old green stuff, but there is also orange, yellow (gold and amber), red, pink, blue and, if you mix the wrong things together, brown. Despite the rainbow of colors, all antifreeze starts out colorless.
Each fluid tends to be a different color, which can help to identify the leaking system. 1  Engine oil tends to be brown or black. 2  Power steering fluid can be many colors: clear, brown, green or red. 3  Automatic transmission fluid is reddish in color. 4  Engine coolant is green, red, orange, or clear.